{"id":20659,"date":"2026-10-27T06:53:33","date_gmt":"2026-10-27T06:53:33","guid":{"rendered":"https:\/\/www.fibermall.com\/blog\/?p=20659"},"modified":"2026-10-27T07:07:29","modified_gmt":"2026-10-27T07:07:29","slug":"1-6t-and-3-2t-optical-transceivers-the-next-gen-speed-guide-for-ai-data-centers","status":"publish","type":"post","link":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm","title":{"rendered":"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers"},"content":{"rendered":"\n<p>1.6T optical transceivers are emerging as the next step in high-speed connectivity for AI data centers, while 3.2T remains an early-stage technology direction. For hyperscale computing clusters, these architectures can increase bandwidth per port and support continued network scaling. Actual latency and energy-efficiency benefits depend on the transceiver design, host platform, link configuration, and cooling system.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_Is_a_16T_Optical_Transceiver\" >What Is a 1.6T Optical Transceiver?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#The_8_%C3%97_200G_PAM4_Architecture\" >The 8 \u00d7 200G PAM4 Architecture<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#224G_SerDes_DSP_and_FEC\" >224G SerDes, DSP, and FEC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Form_Factors_OSFP1600_OSFP-XD_and_QSFP-DD\" >Form Factors: OSFP1600, OSFP-XD, and QSFP-DD<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#16T_Optical_Module_Variants_DR8_2%C3%97FR4_and_More\" >1.6T Optical Module Variants: DR8, 2\u00d7FR4, and More<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#DR8_Parallel_Optics\" >DR8 Parallel Optics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#2%C3%97FR4_Wavelength-Multiplexed_Optics\" >2\u00d7FR4 Wavelength-Multiplexed Optics<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#16T_vs_800G_When_to_Upgrade_and_When_to_Wait\" >1.6T vs. 800G: When to Upgrade (and When to Wait)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_Changes_Lanes_Standards_Power_and_Cooling\" >What Changes: Lanes, Standards, Power, and Cooling<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_Carries_Forward_Fiber_Plant_and_MPO-12_Trunks\" >What Carries Forward: Fiber Plant and MPO-12 Trunks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#A_Phased_Migration_and_Breakout_Strategy\" >A Phased Migration and Breakout Strategy<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#32T_Optical_Transceivers_The_Next_Step\" >3.2T Optical Transceivers: The Next Step<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_Is_32T\" >What Is 3.2T?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#The_Packaging_Options_LPOLRO_NPO_and_CPO\" >The Packaging Options: LPO\/LRO, NPO, and CPO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Silicon_Photonics_and_the_Path_to_Commercialization\" >Silicon Photonics and the Path to Commercialization<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Power_Cooling_and_the_Packaging_Decision\" >Power, Cooling, and the Packaging Decision<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Retimed_vs_LPO_vs_LRO\" >Retimed vs. LPO vs. LRO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Air_vs_Liquid_Cooling\" >Air vs. Liquid Cooling<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Pluggable_vs_NPO_vs_CPO\" >Pluggable vs. NPO vs. CPO<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#How_to_Choose_a_16T_32T_Path\" >How to Choose a 1.6T \/ 3.2T Path<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#Frequently_Asked_Questions\" >Frequently Asked Questions<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_is_a_16T_optical_transceiver\" >What is a 1.6T optical transceiver?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#How_does_a_16T_optical_module_work\" >How does a 1.6T optical module work?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_is_the_difference_between_16T_and_32T_optical_transceivers\" >What is the difference between 1.6T and 3.2T optical transceivers?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#When_should_I_upgrade_from_800G_to_16T\" >When should I upgrade from 800G to 1.6T?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\/#What_is_LPO_in_a_16T_transceiver\" >What is LPO in a 1.6T transceiver?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_a_16T_Optical_Transceiver\"><\/span><strong>What Is a 1.6T Optical Transceiver?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A 1.6T optical transceiver is a hot-pluggable module that converts electrical signals from a switch or network interface card (NIC) into optical signals, and converts received optical signals back into electrical signals. It supports an aggregate data rate of 1.6 Tb\/s and represents the next step beyond 800G connectivity. Many 1.6T single-mode designs use eight 200G optical lanes, although the exact lane and wavelength arrangement depends on the optical interface.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_8_%C3%97_200G_PAM4_Architecture\"><\/span><strong>The 8 \u00d7 200G PAM4 Architecture<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A common 1.6T architecture uses eight lanes, each carrying approximately 200 Gb\/s of payload data with PAM4 modulation. PAM4 encodes two bits per symbol by using four amplitude levels rather than two. This increases the data rate per lane without requiring a proportional increase in symbol rate.<\/p>\n\n\n\n<p>In practice, a 200G-per-lane implementation commonly operates at approximately 106.25 GBd using 224G-class electrical signaling. The 224G-class label describes the signaling generation; it should not be interpreted as 224 Gb\/s of net Ethernet payload per lane. The host electrical interface uses eight high-speed lanes, with the exact interface name and compliance requirements determined by the applicable Ethernet specification and platform implementation\u2014not by the OSFP MSA alone. In a retimed module, the DSP typically performs signal equalization, clock and data recovery, and gearbox functions. FEC processing may be performed in the host PHY, the module, or across the link architecture, depending on the implementation.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-a-1.6T-Optical-Transceiver-Works.png\" alt=\"How a 1.6T Optical Transceiver Works\" class=\"wp-image-20660\" style=\"width:800px\" srcset=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-a-1.6T-Optical-Transceiver-Works.png 800w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-a-1.6T-Optical-Transceiver-Works-300x200.png 300w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-a-1.6T-Optical-Transceiver-Works-768x512.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"224G_SerDes_DSP_and_FEC\"><\/span><strong>224G SerDes, DSP, and FEC<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>At 1.6T, signal integrity is a major engineering constraint. At a symbol rate of about 106.25 GBd, the Nyquist frequency is approximately 53 GHz. PCB insertion loss generally increases with frequency and channel length; some channel examples may show loss rising from around 10 dB for 100G-per-lane signaling to 16\u201320 dB for 200G-per-lane signaling. These figures are illustrative rather than universal, because actual loss depends on the PCB stack-up, trace length, connectors, and measurement conditions. This challenge is one reason the industry is evaluating linear optics and co-packaged optics.<\/p>\n\n\n\n<p>PAM4 provides more bits per symbol than NRZ signaling, but its smaller eye openings leave less noise margin. Forward error correction (FEC) helps maintain link reliability. Depending on the Ethernet PHY and link architecture, FEC may use inner and outer coding stages, and it should not be assumed that all FEC processing takes place inside the module DSP. DSPs and SerDes for these systems use advanced CMOS processes; the specific process node depends on the chip. Vendors in this ecosystem include Marvell and Cisco&#8217;s Acacia business, among others.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Form_Factors_OSFP1600_OSFP-XD_and_QSFP-DD\"><\/span><strong>Form Factors: OSFP1600, OSFP-XD, and QSFP-DD<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The standard OSFP form factor has eight high-speed electrical lanes and can support 1.6T when each lane operates at 200G class. OSFP-XD is a separate form factor with sixteen high-speed electrical lanes, providing a path to 3.2T using sixteen 200G-class lanes. OSFP and OSFP-XD have different mechanical and electrical interfaces and are not interchangeable. QSFP-DD-based 1.6T ecosystem support varies by vendor and platform, so verify the host port, module specification, thermal design, and qualification status before selecting a form factor. OSFP is common among announced 1.6T offerings, but actual deployment choices depend on platform availability and compatibility.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"16T_Optical_Module_Variants_DR8_2%C3%97FR4_and_More\"><\/span><strong>1.6T Optical Module Variants: DR8, 2\u00d7FR4, and More<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Not all 1.6T optical transceivers are the same. The required reach, available cabling, host compatibility, and power budget determine which variant is suitable. The figures below are indicative examples, not universal specifications; always check the exact product datasheet.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Variant<\/strong><\/td><td><strong>Typical Reach<\/strong><\/td><td><strong>Optical Connectors<\/strong><\/td><td><strong>Indicative Module Power<\/strong><\/td><td><strong>Typical Use<\/strong><\/td><\/tr><tr><td>DR8 (retimed)<\/td><td>Up to 500 m<\/td><td>Dual MPO-12 or MPO-16 APC, depending on design<\/td><td>About 22\u201332 W<\/td><td>Parallel single-mode fabric links<\/td><\/tr><tr><td>2\u00d7FR4<\/td><td>Up to 2 km<\/td><td>Dual duplex LC<\/td><td>About 26\u201330 W<\/td><td>Longer-reach single-mode links<\/td><\/tr><tr><td>DR8 LPO<\/td><td>Up to 500 m<\/td><td>MPO-16 or dual MPO-12, depending on design<\/td><td>Around 10 W in some designs<\/td><td>Power-constrained AI clusters<\/td><\/tr><tr><td>DR8 LRO<\/td><td>Up to 500 m<\/td><td>MPO-16 or dual MPO-12, depending on design<\/td><td>About 16\u201320 W in some designs<\/td><td>A compromise between power and signal conditioning<\/td><\/tr><tr><td>SR8<\/td><td>Typically up to 100 m<\/td><td>MPO-16 multimode<\/td><td>Varies by product<\/td><td>Short-reach multimode links<\/td><\/tr><tr><td>SR16<\/td><td>Typically up to 100 m<\/td><td>Higher-count multi-fiber interface; verify the product specification<\/td><td>Varies by product<\/td><td>Short-reach multimode links<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-DR8-vs.-2\u00d7FR4.png\" alt=\"1.6T DR8 vs. 2\u00d7FR4\" class=\"wp-image-20661\" style=\"width:800px\" srcset=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-DR8-vs.-2\u00d7FR4.png 800w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-DR8-vs.-2\u00d7FR4-300x200.png 300w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-DR8-vs.-2\u00d7FR4-768x512.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DR8_Parallel_Optics\"><\/span><strong>DR8 Parallel Optics<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>DR8 uses eight parallel single-mode optical lanes and commonly supports reaches of up to 500 m. It is a candidate for AI cluster spine-and-leaf links. A key cabling consideration is that some DR8 modules use MPO-16, while others use dual MPO-12 connectors; many existing 800G DR4 deployments use MPO-12. A dual-MPO-12 DR8 module may reuse existing 800G DR4 trunk cabling if the connector mapping, polarity, fiber type, and insertion-loss budget are compatible. Check the module datasheet and cabling design before assuming direct reuse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2%C3%97FR4_Wavelength-Multiplexed_Optics\"><\/span><strong>2\u00d7FR4 Wavelength-Multiplexed Optics<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.fibermall.com\/sale-462667-nvidia-mms4a50-nm.htm\" target=\"_blank\" rel=\"noreferrer noopener\">A 2\u00d7FR4 module combines two 800G FR4 optical interfaces<\/a> in one module, using wavelength multiplexing to carry the signals over single-mode fiber. It can support reaches of up to 2 km through two duplex LC interfaces. For links longer than 500 m and within the supported 2 km reach, 2\u00d7FR4 may be an option. Confirm the exact reach, wavelength plan, and host compatibility for the selected product.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"16T_vs_800G_When_to_Upgrade_and_When_to_Wait\"><\/span><strong>1.6T vs. 800G: When to Upgrade (and When to Wait)<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The answer to \u201cShould I move to 1.6T?\u201d depends on bandwidth demand, platform readiness, interoperability, and power and cooling capacity. In many environments, staying with 800G remains reasonable until these requirements justify a migration.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Changes_Lanes_Standards_Power_and_Cooling\"><\/span><strong>What Changes: Lanes, Standards, Power, and Cooling<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A 1.6T optical transceiver doubles the aggregate capacity of an 800G module, but it also raises signal-integrity and thermal requirements. Common 800G implementations use eight 100G lanes. IEEE 802.3ck defines relevant 100G-per-lane electrical signaling technology, while IEEE 802.3df-2024 specifies 400G and 800G Ethernet. The next-generation 1.6T Ethernet work is covered by IEEE P802.3dj, which was in late-stage approval as of October 2026; check the latest IEEE status before describing it as a finalized, published standard.<\/p>\n\n\n\n<p>Typical 800G module power may be around 14\u201316 W, depending on the design. Fully retimed 1.6T modules commonly require more power, with announced examples in the mid-20 W range and some designs exceeding 30 W. A platform may allocate a higher power budget per port, potentially approaching 40 W in some configurations, but that should not be treated as a universal module rating. Verify the maximum power and thermal requirements in the relevant datasheets.<\/p>\n\n\n\n<p>Cooling is an important design consideration, but liquid cooling is not a universal requirement for every 1.6T deployment. Some qualified platforms may support 1.6T modules with air cooling, while high-power, high-density configurations may require stronger airflow or liquid cooling. Thermal feasibility depends on total switch power, port density, chassis design, airflow, ambient temperature, and the module&#8217;s cooling requirements.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Carries_Forward_Fiber_Plant_and_MPO-12_Trunks\"><\/span><strong>What Carries Forward: Fiber Plant and MPO-12 Trunks<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Existing OS2 single-mode fiber, MPO-12 trunks, and duplex-LC cabling may be reusable during a migration. However, reuse is not guaranteed simply because the fiber type is unchanged. Connector mapping, polarity, fiber count, insertion loss, optical interface, and required reach must all be checked. Some links may need new patch cords, breakout harnesses, or other cabling changes. A phased migration\u2014starting with the spine and expanding toward the leaf layer\u2014can help reduce disruption when the host platforms and optical interfaces support the planned topology.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"A_Phased_Migration_and_Breakout_Strategy\"><\/span><strong>A Phased Migration and Breakout Strategy<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Some 1.6T ports and modules can support breakout into 2 \u00d7 800G or 4 \u00d7 400G, provided that the switch ASIC, module configuration, port mapping, firmware, and network operating system support the required modes. This can provide a migration path between 1.6T-capable spine ports and existing 800G links, but compatibility must be verified for the exact platform and module combination.<\/p>\n\n\n\n<p>Consider upgrading when your vendor offers qualified 1.6T platforms with confirmed availability, validated interoperability, and sufficient power and thermal headroom. If those conditions are not met, staying with 800G may be the more practical choice.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32T_Optical_Transceivers_The_Next_Step\"><\/span><strong>3.2T Optical Transceivers: The Next Step<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A 3.2T optical transceiver aims to double the aggregate bandwidth of 1.6T. One approach uses sixteen 200G-class lanes; other architectures may use a different lane arrangement, such as thirty-two 100G lanes. The term \u201c224G-class\u201d refers to the electrical signaling generation and should not be confused with 224 Gb\/s of net payload per lane. Although 3.2T is important to future network planning, its commercial timing and deployment scale remain dependent on product, platform, and ecosystem readiness.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_32T\"><\/span><strong>What Is 3.2T?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The aggregate data-rate calculation is 16 \u00d7 200 Gb\/s = 3.2 Tb\/s. In a 200G-per-lane implementation, the electrical interface uses 224G-class signaling to support the target lane data rate. The main challenges extend beyond the optical engine: as speeds increase, the electrical distance between the switch ASIC and optical engine can have a greater impact on power consumption and signal integrity. This is one reason packaging options are receiving significant attention.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Packaging_Options_LPOLRO_NPO_and_CPO\"><\/span><strong>The Packaging Options: LPO\/LRO, NPO, and CPO<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>An important long-term decision is how close the optical engine sits to the switch chip. The main options differ in signal processing, power consumption, serviceability, and integration complexity:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pluggable optics (retimed):<\/strong>\u00a0Often cited at around 15 pJ\/bit in some comparisons; field-replaceable and based on a mature deployment model.<\/li>\n\n\n\n<li><strong>LPO\/LRO:<\/strong>\u00a0Some designs are cited at around 10 pJ\/bit. LPO removes the full module DSP, while common LRO implementations retain transmit-side retiming and use a linear receive path.<\/li>\n\n\n\n<li><strong>NPO (near-packaged optics):<\/strong>\u00a0Some estimates fall around 8\u201310 pJ\/bit, with the optical engine positioned close to the host ASIC to improve density.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.fibermall.com\/blog\/overview-of-cpo.htm\" target=\"_blank\"><strong><u>CPO (co-packaged optics)<\/u><\/strong><\/a><strong>:<\/strong>\u00a0Some estimates are around 6 pJ\/bit, potentially offering high energy efficiency but increasing system integration and serviceability complexity.<\/li>\n<\/ul>\n\n\n\n<p>These pJ\/bit figures are illustrative estimates, not universal category values. They should not be compared directly unless the measurement boundaries are consistent\u2014for example, whether the figures include the host ASIC, DSP, laser source, and cooling overhead.<\/p>\n\n\n\n<p>The future balance between pluggable modules, NPO, and CPO is not settled. Pluggables offer field replaceability and sourcing flexibility, while NPO and CPO may be attractive for systems with demanding bandwidth-density and power requirements. Public reports have described 3.2T NPO demonstrations and pilot activity, including work associated with Alibaba, but a demonstration or pilot should not be equated with volume production. Check current official announcements before making claims about a specific solution&#8217;s production status. For the pluggable-versus-co-packaged decision, our <a href=\"https:\/\/www.fibermall.com\/blog\/usfp-vs-cpo.htm\" target=\"_blank\"><u>USFP vs. CPO comparison <\/u><\/a>goes deeper.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/Pluggable-Optics-vs.-LPOLRO-vs.-NPO-vs.-CPO.png\" alt=\"Pluggable Optics vs. LPOLRO vs. NPO vs. CPO\" class=\"wp-image-20662\" style=\"width:800px\" srcset=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/Pluggable-Optics-vs.-LPOLRO-vs.-NPO-vs.-CPO.png 800w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/Pluggable-Optics-vs.-LPOLRO-vs.-NPO-vs.-CPO-300x200.png 300w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/Pluggable-Optics-vs.-LPOLRO-vs.-NPO-vs.-CPO-768x512.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Silicon_Photonics_and_the_Path_to_Commercialization\"><\/span><strong>Silicon Photonics and the Path to Commercialization<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Silicon photonics is a promising approach for high-bandwidth optical engines because it can integrate optical functions into a compact platform. It is not, however, the only possible architecture for 3.2T. Depending on the design, integrating multiple lasers and modulators using discrete components can increase cost, power consumption, and packaging complexity.<\/p>\n\n\n\n<p>Heterogeneous integration is another approach. For example, OpenLight&#8217;s technology combines indium phosphide (InP) gain material with a silicon photonics platform. The commercial timeline for 3.2T remains uncertain. As of October 2026, it is more accurate to describe 3.2T as an emerging technology with development and demonstration activity than to promise a specific mass-production date. Commercial scaling in 2027 or later may be a planning scenario for some vendors, not a guaranteed industry-wide schedule.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Power_Cooling_and_the_Packaging_Decision\"><\/span><strong>Power, Cooling, and the Packaging Decision<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The headline data rate is only one part of the decision. Power consumption, thermal design, host compatibility, and serviceability can have a greater effect on total deployment cost and operations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Retimed_vs_LPO_vs_LRO\"><\/span><strong>Retimed vs. LPO vs. LRO<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A retimed 1.6T optical transceiver typically uses a DSP to process both transmit and receive paths. This can improve signal conditioning and help support interoperability across qualified platforms, but it generally increases module power. Many announced designs fall in the mid-20 W range, while exact maximum power varies by product.<\/p>\n\n\n\n<p>LPO stands for linear pluggable optics. It removes the full module DSP and relies more heavily on the host SerDes and the module&#8217;s linear analog components for signal conditioning. Some implementations target power around or below 10 W and can reduce latency, but the actual benefit depends on the design. LPO also places greater demands on host compatibility, channel design, and system validation.<\/p>\n\n\n\n<p>LRO commonly retains transmit-side retiming while using a linear receive path, although implementations vary. Announced designs often fall in the 16\u201320 W range. Treat these figures as examples, not guaranteed values for every LRO product.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Air_vs_Liquid_Cooling\"><\/span><strong>Air vs. Liquid Cooling<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Whether 1.6T requires liquid cooling depends on module power, port density, chassis design, airflow, ambient conditions, and the host platform&#8217;s thermal limits. Higher-density 3.2T systems may place even greater demands on thermal management, but liquid cooling should not be presented as an unavoidable requirement for every design. If liquid cooling is not planned, evaluate whether the intended module and switch configuration can meet its thermal requirements with a qualified air-cooling solution.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pluggable_vs_NPO_vs_CPO\"><\/span><strong>Pluggable vs. NPO vs. CPO<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The strategic choice is between field-replaceable optics and more integrated optical architectures. Pluggable modules can support multi-vendor sourcing and straightforward replacement when the products are qualified for interoperability. CPO can improve bandwidth density and energy efficiency, but optical-engine maintenance may be more complex than replacing a pluggable module; some designs use external laser sources that can be serviced separately. NPO places the optical engine closer to the host ASIC, but its serviceability and sourcing flexibility depend on the specific system architecture.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Choose_a_16T_32T_Path\"><\/span><strong>How to Choose a 1.6T \/ 3.2T Path<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The right choice depends on your deployment constraints. Work through these five factors before standardizing on a speed or packaging architecture.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Bandwidth requirements:<\/strong>\u00a0Do you need 1.6 Tb\/s per port now, or would 800G with more ports meet the requirement?<\/li>\n\n\n\n<li><strong>Power and cooling budget:<\/strong>\u00a0Can the platform support the module&#8217;s maximum power at the planned port density, with adequate thermal headroom?<\/li>\n\n\n\n<li><strong>Fiber plant:<\/strong>\u00a0Is the cabling MPO-16, MPO-12, or duplex LC, and are the connector mapping, polarity, and loss budget compatible with the selected PMD?<\/li>\n\n\n\n<li><strong>Vendor and packaging flexibility:<\/strong>\u00a0Do you need field-replaceable pluggables and multi-vendor sourcing, or can you support an NPO\/CPO architecture?<\/li>\n\n\n\n<li><strong>Availability and operational readiness:<\/strong>\u00a0Are the modules and host platforms available, qualified for interoperability, and supported by a clear deployment and maintenance plan?<\/li>\n<\/ol>\n\n\n\n<p>For many enterprise and multi-tenant operators in 2026, 800G may remain the practical choice until bandwidth demand, product availability, and platform readiness justify 1.6T. Planning for future cooling needs is sensible, but liquid cooling should not be treated as a universal prerequisite for 1.6T. Hyperscale AI clusters with qualified 1.6T-capable platforms, sufficient power and thermal headroom, and a validated network design may be able to deploy 1.6T today. A 3.2T migration should remain tied to vendor roadmaps, interoperability testing, and confirmed product availability rather than a fixed industry-wide date.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-to-Choose-a-1.6T-3.2T-Path.png\" alt=\"How to Choose a 1.6T 3.2T Path\" class=\"wp-image-20663\" style=\"width:800px\" srcset=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-to-Choose-a-1.6T-3.2T-Path.png 800w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-to-Choose-a-1.6T-3.2T-Path-300x200.png 300w, https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/How-to-Choose-a-1.6T-3.2T-Path-768x512.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><strong>Frequently Asked Questions<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_16T_optical_transceiver\"><\/span><strong>What is a 1.6T optical transceiver?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A 1.6T optical transceiver is a hot-pluggable module that supports an aggregate data rate of 1.6 Tb\/s. Many implementations use eight 200G-class lanes and an OSFP1600 form factor. OSFP-XD can also support 1.6T in suitable configurations, but it is a different form factor and is not interchangeable with standard OSFP.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_does_a_16T_optical_module_work\"><\/span><strong>How does a 1.6T optical module work?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A common design accepts eight high-speed electrical lanes and converts the data into parallel optical lanes or wavelength-multiplexed optical signals for transmission over fiber. In a retimed module, the DSP performs signal conditioning; the location of FEC processing depends on the host PHY and link architecture.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_16T_and_32T_optical_transceivers\"><\/span><strong>What is the difference between 1.6T and 3.2T optical transceivers?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A common 1.6T architecture uses eight 200G lanes. A 3.2T architecture can use sixteen 200G-class lanes, although other lane arrangements are possible. \u201c224G-class\u201d describes the electrical signaling generation, not the net payload rate per lane. 1.6T products are being offered by multiple vendors, but availability and qualification vary. 3.2T remains an emerging technology, and its broad commercial timeline is not yet certain.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_should_I_upgrade_from_800G_to_16T\"><\/span><strong>When should I upgrade from 800G to 1.6T?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Consider upgrading when your switch platform supports 1.6T, the required modules are available and qualified, interoperability has been validated, and your power and cooling budgets can support the selected configuration. Liquid cooling may be necessary for some high-density systems, but it is not a universal prerequisite. Otherwise, staying with 800G may be the better option.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_LPO_in_a_16T_transceiver\"><\/span><strong>What is LPO in a 1.6T transceiver?<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>LPO stands for linear pluggable optics. It removes the full DSP from the module and relies more heavily on the host SerDes and linear analog components for signal conditioning. Some designs target power around or below 10 W, but the actual power and latency benefits depend on the implementation. Host compatibility and channel design are especially important.<\/p>\n<style>\r\n\r\n        .lwrp.link-whisper-related-posts{\r\n            \r\n            margin-top: 40px;\nmargin-bottom: 30px;\r\n        }\r\n        .lwrp .lwrp-title{\r\n            \r\n            \r\n        }\r\n        .lwrp .lwrp-description{\r\n            \r\n            \r\n\r\n        }\r\n        .lwrp .lwrp-list-container{\r\n        }\r\n        .lwrp .lwrp-list-multi-container{\r\n            display: flex;\r\n        }\r\n        .lwrp .lwrp-list-double{\r\n            width: 48%;\r\n        }\r\n        .lwrp .lwrp-list-triple{\r\n            width: 32%;\r\n        }\r\n        .lwrp .lwrp-list-row-container{\r\n            display: flex;\r\n            justify-content: space-between;\r\n        }\r\n        .lwrp .lwrp-list-row-container .lwrp-list-item{\r\n            width: calc(100% - 20px);\r\n        }\r\n        .lwrp .lwrp-list-item:not(.lwrp-no-posts-message-item){\r\n            \r\n            list-style: decimal;\r\n        }\r\n        .lwrp .lwrp-list-item img{\r\n            max-width: 100%;\r\n            height: auto;\r\n        }\r\n        .lwrp .lwrp-list-item.lwrp-empty-list-item{\r\n            background: initial !important;\r\n        }\r\n        .lwrp .lwrp-list-item .lwrp-list-link .lwrp-list-link-title-text,\r\n        .lwrp .lwrp-list-item .lwrp-list-no-posts-message{\r\n            \r\n                \r\n        }\r\n        @media screen and (max-width: 480px) {\r\n            .lwrp.link-whisper-related-posts{\r\n                \r\n                \r\n            }\r\n            .lwrp .lwrp-title{\r\n                \r\n                \r\n            }\r\n            .lwrp .lwrp-description{\r\n                \r\n                \r\n            }\r\n            .lwrp .lwrp-list-multi-container{\r\n                flex-direction: column;\r\n            }\r\n            .lwrp .lwrp-list-multi-container ul.lwrp-list{\r\n                margin-top: 0px;\r\n                margin-bottom: 0px;\r\n                padding-top: 0px;\r\n                padding-bottom: 0px;\r\n            }\r\n            .lwrp .lwrp-list-double,\r\n            .lwrp .lwrp-list-triple{\r\n                width: 100%;\r\n            }\r\n            .lwrp .lwrp-list-row-container{\r\n                justify-content: initial;\r\n                flex-direction: column;\r\n            }\r\n            .lwrp .lwrp-list-row-container .lwrp-list-item{\r\n                width: 100%;\r\n            }\r\n            .lwrp .lwrp-list-item:not(.lwrp-no-posts-message-item){\r\n                \r\n                \r\n            }\r\n            .lwrp .lwrp-list-item .lwrp-list-link .lwrp-list-link-title-text,\r\n            .lwrp .lwrp-list-item .lwrp-list-no-posts-message{\r\n                \r\n                    \r\n            }\r\n        }<\/style>\r\n<div id=\"link-whisper-related-posts-widget\" class=\"link-whisper-related-posts lwrp\">\r\n            <h3 class=\"lwrp-title\">Related Posts<\/h3>    \r\n        <div class=\"lwrp-list-container\">\r\n                                            <ul class=\"lwrp-list lwrp-list-single\">\r\n                    <li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/4-types-of-50g-sfp56-transceivers.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">4 Types of 50G SFP56 Transceivers Introduction<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/news\/400g-dr4-silicon-photonics-optical-transceiver.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">Fiber Mall Announces High Performance 400G DR4 Silicon Photonics Optical Transceiver Solution<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/coherent-module-compatibility.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">Coherent Module Compatibility: Cisco &amp; Arista Guide (2026)<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/questions\/what-do-apc-pc-upc-mean.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">What does \u201cAPC\u201d\u00a0or PC\/UPC Mean When it Comes to Optical Connectors? Which Optical connectors use APC, and Which use UPC?<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/what-is-the-wson-technology.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">What is the Wavelength Switched Optical Network (WSON) 2.0 Technology?<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/psm4.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">An Overview of 100G PSM4 QSFP28 Optical Transceiver Technology with 1310nm MPO Connectivity<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/hbm-hbm2-hbm3.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">Technology comparison of HBM, HBM2, HBM3 and HBM3e<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/new-h3c-unveils-new-si-network-solution.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">New H3C Unveils the S12500AI: A New Generation AI Network Solution Based on the DDC Architecture<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/coherent-vs-direct-detection.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">Coherent vs Direct Detection (IMDD): Key Differences &amp; How to Choose<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/features-of-apc-fiber-connectors.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">What are the Features of APC Fiber Connectors?<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/blog\/fiber-mtp-connector.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">An In-Depth Guide to MTP\u00ae Fiber Connectors: Enhancing Data Connectivity and Efficiency<\/span><\/a><\/li><li class=\"lwrp-list-item\"><a href=\"https:\/\/www.fibermall.com\/questions\/what-do-the-suffixes-sr8-sr4-stand.htm\" class=\"lwrp-list-link\"><span class=\"lwrp-list-link-title-text\">What do the Suffixes \u201cSR8, SR8-C, SRBD, SR4, DR4\/XDR4\/PLR4, FR4\/LR4 and 2FR4\u201d\u00a0Stand for?<\/span><\/a><\/li>                <\/ul>\r\n                        <\/div>\r\n<\/div>","protected":false},"excerpt":{"rendered":"<p>1.6T optical transceivers are emerging as the next step in high-speed connectivity for AI data centers, while 3.2T remains an early-stage technology direction. For hyperscale computing clusters, these architectures can increase bandwidth per port and support continued network scaling. Actual latency and energy-efficiency benefits depend on the transceiver design, host platform, link configuration, and cooling [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":20664,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"default","_twitter_share_type":"default","_linkedin_share_type":"default","_pinterest_share_type":"default","_linkedin_share_type_page":"default","_instagram_share_type":"default","_medium_share_type":"default","_threads_share_type":"default","_google_business_share_type":"default","_selected_social_profile":[{"id":"skM9ewvR8O","platform":"linkedin","platformKey":0,"name":"Jason Xue","type":"person","thumbnail_url":"https:\/\/media.licdn.com\/dms\/image\/C5603AQErPqKD0j6qBg\/profile-displayphoto-shrink_100_100\/0\/1599138392315?e=1723075200&v=beta&t=joEkh1OeKQ0F-QpAPv4xxQyBdGlHyccIQZauRSs6RvU","share_type":"default"}],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[2,30],"tags":[],"class_list":["post-20659","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-fiber-optic-transceivers"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.13 (Yoast SEO v25.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>1.6T and 3.2T Optical Transceivers: 2026 Guide | FiberMall<\/title>\n<meta name=\"description\" content=\"Explore 1.6T and emerging 3.2T optical transceivers, including 200G-per-lane PAM4, OSFP-XD, LPO\/CPO architectures, power, cooling, and upgrade considerations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers\" \/>\n<meta property=\"og:description\" content=\"1.6T optical transceivers are emerging as the next step in high-speed connectivity for AI data centers, while 3.2T remains an early-stage technology\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\" \/>\n<meta property=\"og:site_name\" content=\"fibermall.com\" \/>\n<meta property=\"article:published_time\" content=\"2026-10-27T06:53:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-27T07:07:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"FiberMall\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"FiberMall\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"14 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\"},\"author\":{\"name\":\"FiberMall\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/68e73044a5a439d9e8f42e16adcd0a86\"},\"headline\":\"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers\",\"datePublished\":\"2026-10-27T06:53:33+00:00\",\"dateModified\":\"2026-10-27T07:07:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\"},\"wordCount\":2750,\"publisher\":{\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg\",\"articleSection\":[\"Blog\",\"Fiber Optic Transceivers\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\",\"url\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\",\"name\":\"1.6T and 3.2T Optical Transceivers: 2026 Guide | FiberMall\",\"isPartOf\":{\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg\",\"datePublished\":\"2026-10-27T06:53:33+00:00\",\"dateModified\":\"2026-10-27T07:07:29+00:00\",\"description\":\"Explore 1.6T and emerging 3.2T optical transceivers, including 200G-per-lane PAM4, OSFP-XD, LPO\/CPO architectures, power, cooling, and upgrade considerations.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage\",\"url\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg\",\"contentUrl\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg\",\"width\":900,\"height\":600,\"caption\":\"1.6T 3.2T optical transceiver\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.fibermall.com\/blog.htm\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#website\",\"url\":\"https:\/\/www.fibermall.com\/blog.htm\/\",\"name\":\"fibermall.com\",\"description\":\"Optical Communication Expert\",\"publisher\":{\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.fibermall.com\/blog.htm\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#organization\",\"name\":\"fibermall.com\",\"url\":\"https:\/\/www.fibermall.com\/blog.htm\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2024\/12\/cropped-Fiber-Mall-Logo.jpg\",\"contentUrl\":\"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2024\/12\/cropped-Fiber-Mall-Logo.jpg\",\"width\":200,\"height\":67,\"caption\":\"fibermall.com\"},\"image\":{\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/68e73044a5a439d9e8f42e16adcd0a86\",\"name\":\"FiberMall\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4cf1580c4b121b9e7e65628346ff730750fa9bc63b9bddba66e390117d707ca3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4cf1580c4b121b9e7e65628346ff730750fa9bc63b9bddba66e390117d707ca3?s=96&d=mm&r=g\",\"caption\":\"FiberMall\"},\"description\":\"One-stop supplier of professional optical communication products\",\"sameAs\":[\"https:\/\/www.fibermall.com\/blog\"],\"url\":\"https:\/\/www.fibermall.com\/blog.htm?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"1.6T and 3.2T Optical Transceivers: 2026 Guide | FiberMall","description":"Explore 1.6T and emerging 3.2T optical transceivers, including 200G-per-lane PAM4, OSFP-XD, LPO\/CPO architectures, power, cooling, and upgrade considerations.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm","og_locale":"en_US","og_type":"article","og_title":"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers","og_description":"1.6T optical transceivers are emerging as the next step in high-speed connectivity for AI data centers, while 3.2T remains an early-stage technology","og_url":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm","og_site_name":"fibermall.com","article_published_time":"2026-10-27T06:53:33+00:00","article_modified_time":"2026-10-27T07:07:29+00:00","og_image":[{"width":900,"height":600,"url":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg","type":"image\/jpeg"}],"author":"FiberMall","twitter_card":"summary_large_image","twitter_misc":{"Written by":"FiberMall","Est. reading time":"14 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#article","isPartOf":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm"},"author":{"name":"FiberMall","@id":"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/68e73044a5a439d9e8f42e16adcd0a86"},"headline":"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers","datePublished":"2026-10-27T06:53:33+00:00","dateModified":"2026-10-27T07:07:29+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm"},"wordCount":2750,"publisher":{"@id":"https:\/\/www.fibermall.com\/blog.htm\/#organization"},"image":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage"},"thumbnailUrl":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg","articleSection":["Blog","Fiber Optic Transceivers"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm","url":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm","name":"1.6T and 3.2T Optical Transceivers: 2026 Guide | FiberMall","isPartOf":{"@id":"https:\/\/www.fibermall.com\/blog.htm\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage"},"image":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage"},"thumbnailUrl":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg","datePublished":"2026-10-27T06:53:33+00:00","dateModified":"2026-10-27T07:07:29+00:00","description":"Explore 1.6T and emerging 3.2T optical transceivers, including 200G-per-lane PAM4, OSFP-XD, LPO\/CPO architectures, power, cooling, and upgrade considerations.","breadcrumb":{"@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#primaryimage","url":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg","contentUrl":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2026\/10\/1.6T-3.2T-optical-transceiver.jpg","width":900,"height":600,"caption":"1.6T 3.2T optical transceiver"},{"@type":"BreadcrumbList","@id":"https:\/\/www.fibermall.com\/blog\/1600g-and-3200g-optical-transceiver.htm#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fibermall.com\/blog.htm"},{"@type":"ListItem","position":2,"name":"1.6T and 3.2T Optical Transceivers: The Next-Gen Speed Guide for AI Data Centers"}]},{"@type":"WebSite","@id":"https:\/\/www.fibermall.com\/blog.htm\/#website","url":"https:\/\/www.fibermall.com\/blog.htm\/","name":"fibermall.com","description":"Optical Communication Expert","publisher":{"@id":"https:\/\/www.fibermall.com\/blog.htm\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.fibermall.com\/blog.htm\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.fibermall.com\/blog.htm\/#organization","name":"fibermall.com","url":"https:\/\/www.fibermall.com\/blog.htm\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/logo\/image\/","url":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2024\/12\/cropped-Fiber-Mall-Logo.jpg","contentUrl":"https:\/\/www.fibermall.com\/blog\/wp-content\/uploads\/2024\/12\/cropped-Fiber-Mall-Logo.jpg","width":200,"height":67,"caption":"fibermall.com"},"image":{"@id":"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/68e73044a5a439d9e8f42e16adcd0a86","name":"FiberMall","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fibermall.com\/blog.htm\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/4cf1580c4b121b9e7e65628346ff730750fa9bc63b9bddba66e390117d707ca3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/4cf1580c4b121b9e7e65628346ff730750fa9bc63b9bddba66e390117d707ca3?s=96&d=mm&r=g","caption":"FiberMall"},"description":"One-stop supplier of professional optical communication products","sameAs":["https:\/\/www.fibermall.com\/blog"],"url":"https:\/\/www.fibermall.com\/blog.htm?author=1"}]}},"_links":{"self":[{"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/posts\/20659","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20659"}],"version-history":[{"count":3,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/posts\/20659\/revisions"}],"predecessor-version":[{"id":20668,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/posts\/20659\/revisions\/20668"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=\/wp\/v2\/media\/20664"}],"wp:attachment":[{"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fibermall.com\/blog.htm\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}