Now, you can add 10 GbE networking, while minimizing your deployment costs. This 10Gbase-T network card (NIC) lets you add two RJ45 ports through a single PCI Express slot, to deliver reliable high-speed network connections to your workstations and servers without draining your budget. Versatile and cost effectiveCompatible with a broad range of operating systems, this versatile dual-port NIC is ideal for many business applications that require upgrades to servers or workstations. It’s a cost-effective way to enhance your server or computer capabilities by adding two powerful 10-Gigabit Ethernet ports, with support for advanced features such as VLAN tagging, jumbo frames, Wake-On LAN and Auto-MDIX. Reliable, high-performance connectivityThis 2-port PCI Express 10GBase-T network card features the Intel® X540 chipset, designed to deliver the power, performance and enhanced capabilities you need for reliable network connections to your server or computer. The X540 chipset provides many advanced features including Intel® Virtualization Technology for connectivity and PXE network boot support. Compliant with IEEE 802.3/u/ab standards, the network card delivers a dependable way to upgrade or replace your existing network ports with dual 100/1000/10G compatible RJ45 ports, providing throughput capability of up 10Gbps in each direction (20Gbps total). It connects through a single, four-lane (x4 or higher) PCI Express slot. Easy installationWith a dual-profile design, the PCI Express network card installs easily into a wide range of computer/server chassis, regardless of form factor. The card comes equipped for installation in a full-sized chassis, and includes a low-profile/half-height installation bracket that you can use as needed. The ST20000SPEXI is backed by a StarTech. com 2-year warranty and free lifetime technical support. Bus TypePCI ExpressCard TypeStandard Profile (LP bracket incl. )Chipset IDIntel X540Industry StandardsIEEE 802.3an (10GBASE-T), IEEE 802.3ab (1GBASE-T), IEEE 802.3u (100BASE-T), IEEE 802.3az (EEE - Energy Efficient Ethernet) PCI Express Rev 2.0InterfaceRJ45 (10 Gigabit Ethernet)Port StyleIntegrated on CardPorts2PerformanceAuto MDIXYesCompatible Networks100/1000/10000 Mbps (10Gb)Full Duplex SupportYesJumbo Frame Support15K max. Maximum Data Transfer Rate20Gbps (full-duplex), 10Gbps (half-duplex)Supported ProtocolsIEEE 802.3ad (link aggregation), IEEE 802.1q (VLAN tagging)Connector(s)Connector Type(s)1 - PCI Express x8 MaleExternal Ports2 - RJ-45 FemaleSoftwareOS CompatibilityWindows® 10 (32/64), 8 / 8.1 (32/64), 7 (32/64) Windows Server® 2012, 2012 R2, 2008 R2 Linux 2.4. x/ 2.6. x / 3. x (Tested up to 3.5) ESXi 5.1/5.5Special Notes / RequirementsSystem and Cable RequirementsAvailable PCI Express x4 slotIndicatorsLED Indicators2 - Link Speed 2 - Link ActivityEnvironmentalHumidity20~80% RHOperating Temperature5°C to 50°C (41°F to 122°F)Storage Temperature-20°C to 60°C (-4°F to 140°F)Physical CharacteristicsColorBlackProduct Height4.7 in [120 mm]Product Length6.4 in [163 mm]Product Weight5.6 oz [160 g]Product Width0.8 in [20 mm]Packaging InformationShipping (Package) Weight8.8 oz [250 g]What's in the BoxIncluded in Package1 - PCI Express 10GBase-T Ethernet card 1 - low-profile bracket 1 - instruction manual