{"product_id":"dual-port-pcie-x4-gigabit-network-card-dual-intel-82576-ports","title":"Dual-Port PCIe X4 Gigabit Network Card - Dual Intel 82576 Ports","description":"\u003cp\u003eIn this review the Dual-Port PCIe X4 Gigabit Network Card is evaluated for small servers and workstation upgrades where reliable wired connectivity matters. The single biggest reason to buy is its use of Intel 82576 silicon and support for features like \u003cstrong\u003ePXE\u003c\/strong\u003e and \u003cstrong\u003eSR-IOV\u003c\/strong\u003e, which deliver predictable performance for virtualization and network boot scenarios. Installation is straightforward in standard or low-profile slots, and the card's alloy heat sink helps keep sustained transfers stable during heavy use.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDual Intel 82576 ports:\u003c\/strong\u003e Two gigabit LAN ports provide separate physical interfaces for redundancy or segmentation, useful in mixed network setups.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePCI Express 2.0 x4:\u003c\/strong\u003e The x4 lane design is compatible with x4, x8 and x16 slots so the card fits most desktop and server motherboards without wasting lanes.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide OS support:\u003c\/strong\u003e Drivers and compatibility cover Windows families, many Unix variants, Linux and FreeBSD, making it suitable for diverse environments.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAdvanced network features:\u003c\/strong\u003e Support for iSCSI boot, WoL, VLAN filtering and PXE remote boot enables integration into managed networks and boot-from-network workflows.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThermal management:\u003c\/strong\u003e An imported alloy heat sink helps dissipate heat for longer stable operation under sustained load or in dense chassis.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eManagement protocols:\u003c\/strong\u003e SNMP and RMON support allow monitoring and integration with network management systems for remote diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis card is best for IT pros and enthusiasts running small servers, virtualization hosts, or desktops that need dedicated gigabit connectivity and features like \u003cstrong\u003ePXE boot\u003c\/strong\u003e and SR-IOV for VM passthrough. It is also useful for builders who need a low-profile form factor option for compact cases.\u003c\/p\u003e\n\u003cp\u003eUsers who require the very latest hypervisor compatibility should check their platform: the card does not support VMware ESXi 7.0 and above. Casual users who only need a basic single-port NIC or who rely exclusively on newer ESXi releases may want to consider other, explicitly supported models.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eReliable Intel 82576 controllers provide consistent gigabit performance and are known for driver maturity.\u003c\/li\u003e\n \u003cli\u003eSupports advanced features such as SR-IOV and iSCSI boot that help in virtualization and network storage setups.\u003c\/li\u003e\n \u003cli\u003eFits both standard and low-profile PCIe slots, increasing compatibility with compact systems.\u003c\/li\u003e\n \u003cli\u003eAlloy heat sink aids thermal stability during heavy or continuous transfers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSome users report mixed compatibility in specific systems, so outcomes can vary between motherboards and NAS software.\u003c\/li\u003e\n \u003cli\u003eDoes not support VMware ESXi 7.0 or later, limiting use with the newest ESXi hosts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003ePCI Express 2.0 x4 (compatible x4\/x8\/x16)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eChipset\u003c\/td\u003e\n\u003ctd\u003eIntel 82576 (dual port)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003eGigabit Ethernet (1000M) per port\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOperating Systems\u003c\/td\u003e\n\u003ctd\u003eWindows, Windows Server, Linux, FreeBSD, DOS, Solaris x86, Netware, SCO\/OpenUnix\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eAdvanced Features\u003c\/td\u003e\n\u003ctd\u003ePXE, SR-IOV, iSCSI boot, WoL, VLAN filtering, SNMP, RMON\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eStandard and low-profile bracket support\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eImported alloy heat sink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Dual-Port PCIe X4 Gigabit Network Card is a solid value for anyone needing dependable dual gigabit interfaces and virtualization features without spending on enterprise cards. It is particularly good for small servers, virtualization hosts and upgraded workstations where \u003cstrong\u003ePXE\u003c\/strong\u003e and SR-IOV matter. Check hypervisor compatibility before deploying on the newest ESXi releases, but for supported systems this card delivers stable performance and useful management features.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this card fit in a low-profile case?\u003c\/strong\u003e\u003cbr\u003eYes, it ships with support for a low-profile bracket so it can be installed in compact systems as well as standard towers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with modern Linux distributions?\u003c\/strong\u003e\u003cbr\u003eYes, it supports Linux and FreeBSD 7.x or later, and many users report native or easily installed driver support on common distributions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it with VMware ESXi?\u003c\/strong\u003e\u003cbr\u003eThe card supports OS independent VMware ESX but it does not support VMware ESXi 7.0 or above, so verify your hypervisor version before deployment.\u003c\/p\u003e","brand":"ULANSeN","offers":[{"title":"Default Title","offer_id":48191574147291,"sku":"B0BV648GSG","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61drXpOY4zL._AC_SL1500.jpg?v=1769810531","url":"https:\/\/gearmusthave.com\/products\/dual-port-pcie-x4-gigabit-network-card-dual-intel-82576-ports","provider":"GearMustHave","version":"1.0","type":"link"}