{"product_id":"10gb-pcie-x4-x8-x16-ethernet-network-adapter-dual-rj45-10gbase-t","title":"10Gb PCIe x4\/x8\/x16 Ethernet Network Adapter - Dual RJ45 10GBase-T","description":"\u003cp\u003eIn this review the 10Gb PCIe x4\/x8\/x16 Ethernet Network Adapter with Intel X550T2 is evaluated for server and workstation users who need reliable, high-speed copper networking without fiber. The bottom line: this dual RJ45 card is valuable for upgrading to multi-gig connectivity because it supports 10GbE, 5GbE, 2.5GbE and 1GbE on each port and includes the features expected in datacenter gear, like SR-IOV and TCP offloading. For those replacing older gigabit-only adapters, the biggest reason to buy is the combination of multi-speed ports and broad OS support that make 10GBase-T deployment cost-effective.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Copper Ports:\u003c\/strong\u003e Two RJ45 ports let the card provide multi-gig connectivity over standard Category cabling and up to 100m reach per port, simplifying upgrades without fiber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Speed Per Port:\u003c\/strong\u003e Each port negotiates 10GbE, 5GbE, 2.5GbE, 1GbE and 100Mbps to match existing switches and cabling for flexible rollout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCIe 3.0 Interface:\u003c\/strong\u003e The PCI-E v3.0 x4\/x8\/x16 compatible slot provides sufficient lanes and bandwidth for sustained 10Gbps transfers in server and workstation platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOffload and Virtualization:\u003c\/strong\u003e On-chip TCP checksum offloading, SR-IOV and VMDq reduce CPU overhead and improve performance in virtualized environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Traffic Management:\u003c\/strong\u003e Support for on-chip QoS, load balancing and DCB helps prioritize traffic and maintain throughput in congested datacenter setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad OS Support:\u003c\/strong\u003e Drivers and compatibility include Windows Server, multiple Linux kernels, FreeBSD and VMware ESXi for varied deployment scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe adapter is aimed at IT professionals, small data centers and advanced home lab users who need a cost-effective path to 10GBase-T using existing copper infrastructure. It is a practical upgrade for servers and workstations that require reliable multi-gig links, hardware offloads and virtualization features like SR-IOV.\u003c\/p\u003e\u003cp\u003eUsers who should look elsewhere include those who require fiber optics for long-distance links or those who need simpler plug-and-play consumer USB adapters; the card is designed for internal PCIe installation and server-class features rather than casual desktop networking.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupports multiple speeds per port so it adapts to many switch and cable environments.\u003c\/li\u003e\n\u003cli\u003eHardware offloads and SR-IOV help reduce CPU load for virtualized or I\/O-heavy workloads.\u003c\/li\u003e\n\u003cli\u003eIncludes low profile bracket and wide OS support for flexible server and case installations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eSome customers report mixed installation experiences, so driver matching and BIOS settings may require attention.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eChipset\u003c\/td\u003e\n\u003ctd\u003eIntel X550-T2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003eDual RJ45 copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePer Port Data Rates\u003c\/td\u003e\n\u003ctd\u003e10GbE \/ 5GbE \/ 2.5GbE \/ 1GbE \/ 100Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003ePCI-E v3.0 x4 \/ x8 \/ x16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOS Support\u003c\/td\u003e\n\u003ctd\u003eWindows Server, Linux (RHEL, SLES, kernels listed), FreeBSD, VMware ESXi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvanced Features\u003c\/td\u003e\n\u003ctd\u003eSR-IOV, TCP checksum offload, VMDq, DCB, Jumbo Frames, PXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBracket\u003c\/td\u003e\n\u003ctd\u003eIncludes low profile bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThis Intel X550T2 based dual-port 10Gb PCIe adapter is a solid value for professionals who need multi-gig copper connectivity and virtualization-friendly features. It is especially good where existing Category cabling is preferred over fiber and where hardware offloads will free CPU cycles. For its price and compatibility, it represents a practical route to higher throughput in servers and advanced workstations.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this card work in a standard PCIe x16 slot?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with PCI-E v3.0 x4, x8 and x16 lane slots and will operate in an x16 slot.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it need special drivers for Linux or VMware?\u003c\/strong\u003e\u003cbr\u003eIt supports common Linux kernels, FreeBSD and VMware ESXi but may require matching vendor drivers or kernel modules; check kernel version compatibility before deployment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use existing Cat5e cabling?\u003c\/strong\u003e\u003cbr\u003eThe card supports connection over Category cabling up to 100m; however, for consistent 10GbE at full distance Cat6 or better is recommended.\u003c\/p\u003e","brand":"Lemspum","offers":[{"title":"Default Title","offer_id":48233246359771,"sku":"B0BF9YJN64","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61iAyMqLPHL._AC_SL1500.jpg?v=1770823388","url":"https:\/\/gearmusthave.com\/products\/10gb-pcie-x4-x8-x16-ethernet-network-adapter-dual-rj45-10gbase-t","provider":"GearMustHave","version":"1.0","type":"link"}