{"product_id":"10gb-rj45-pci-e-network-card-nic-intel-x550-at2-performance","title":"10Gb RJ45 PCI-E Network Card NIC - Intel X550-AT2 Performance","description":"\u003cp\u003eIn this review the H!Fiber 10Gb RJ45 PCI-E Network Card NIC is evaluated for small server rooms, power users, and anyone upgrading from gigabit networking. The bottom line is simple: it delivers stable, enterprise-grade 10Gb performance using the Intel X550-AT2 based controller and dual copper RJ45 ports, making it a practical, cost-effective choice for data center and NAS upgrades where \u003cstrong\u003ereliable 10GbE connectivity\u003c\/strong\u003e matters more than flashy extras.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntel X550-AT2 controller:\u003c\/strong\u003e Provides mature, proven 10Gb Ethernet processing and hardware offloads that reduce CPU load under heavy I\/O.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual RJ45 ports:\u003c\/strong\u003e Support for 10GbE\/5GbE\/2.5GbE\/1GbE\/100Mb gives flexible link speeds for mixed environments and backward compatibility with existing switches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCIe 3.0 x4 interface:\u003c\/strong\u003e Fits x4, x8 or x16 slots and remains backward compatible with older PCIe generations for broad system support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced networking features:\u003c\/strong\u003e SR-IOV, DPDK, iSCSI\/FCoE and QoS help improve virtualization, storage and traffic management in enterprise setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide OS support:\u003c\/strong\u003e Drivers and compatibility with Windows, Linux, FreeBSD and VMware ESXi make it easy to deploy across servers and workstations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow and full profile brackets:\u003c\/strong\u003e Included brackets simplify installation into standard or slim chassis without additional parts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis card is aimed at IT administrators, NAS owners and power users who need \u003cstrong\u003estable 10GbE throughput\u003c\/strong\u003e for virtualization, storage networks or high-bandwidth workstations. It suits environments that require Intel-grade networking features like SR-IOV, VMDq and TCP offload for predictable performance.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include casual home users who only need gigabit speeds or people seeking built-in fiber SFP+ ports; this model is a copper RJ45 solution and best used where copper 10GbE is acceptable or preferred.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStrong, enterprise-grade controller delivers consistent throughput and low CPU overhead.\u003c\/li\u003e\n\u003cli\u003eVersatile dual-port copper connections that support multiple link speeds for mixed networks.\u003c\/li\u003e\n\u003cli\u003eBroad OS and hypervisor compatibility simplifies deployment in diverse environments.\u003c\/li\u003e\n\u003cli\u003eIncludes both low profile and full-height brackets for flexible installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLimited to copper RJ45 ports rather than SFP+ for long-reach fiber links.\u003c\/li\u003e\n\u003cli\u003eAdvanced features may require driver configuration for optimal results in some platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eController\u003c\/td\u003e\n\u003ctd\u003eIntel X550-AT2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003eDual RJ45 copper, 10GbE\/5GbE\/2.5GbE\/1GbE\/100Mb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003ePCIe 3.0 x4 (backward compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOS Support\u003c\/td\u003e\n\u003ctd\u003eWindows 7\/8\/10\/11, Server 2008-2019, Linux, FreeBSD, VMware ESXi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvanced Features\u003c\/td\u003e\n\u003ctd\u003eSR-IOV, DPDK, TCP offload, iSCSI\/FCoE, QoS, VMDq\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Brackets\u003c\/td\u003e\n\u003ctd\u003eLow profile and full-height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe H!Fiber 10Gb RJ45 PCI-E Network Card NIC is a practical, cost-effective upgrade for users needing dependable 10GbE over copper with enterprise features. Its Intel X550-AT2 core, broad OS support and dual-port flexibility make it especially good for virtualization hosts, NAS boxes and small data centers. It represents strong value for the performance offered, provided copper links meet your deployment needs.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes this card work with VMware ESXi?\u003c\/strong\u003e\u003cbr\u003eYes, it lists compatibility with VMware ESXi 6, 7 and 8; drivers may be needed depending on the ESXi build.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre drivers required for Linux and Windows?\u003c\/strong\u003e\u003cbr\u003eMany customers report no driver steps on modern systems, but drivers are available and recommended from Intel for best feature support.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan this be used in small form factor machines?\u003c\/strong\u003e\u003cbr\u003eYes, it ships with both low profile and full-height brackets so it can be installed in slim or standard chassis.\u003c\/p\u003e","brand":"H!Fiber.com","offers":[{"title":"Default Title","offer_id":48238187839707,"sku":"B075S8LLH9","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61ycOv3DrUL._AC_SL1500.jpg?v=1770714355","url":"https:\/\/gearmusthave.com\/products\/10gb-rj45-pci-e-network-card-nic-intel-x550-at2-performance","provider":"GearMustHave","version":"1.0","type":"link"}