Product description:
Product Name: I210T1 Single Port Gigabit Ethernet Network Card
Material: Copper
Wiring type: RJ-45 Category-5, up to 100 m
Height of bracket: Low Profile and Full Height
Maximum Thermal Design Power Consumption (TDP): 1 W
Number of ports: Single
System Interface Type: PCIe 2.1 (2.5GT / s)
Speed and slot width: 2.5 GT / s, x1 Lane
Controller: for I210

Support system: 
Windows Server 2012 R2*, Windows Server 2012*, Windows 8*, Windows Server 2008 R2*, Windows 7*, Windows Server 2008*, Windows Vista*, Windows Server 2003 R2*, Windows Server 2003*, Windows XP Professional, Linux* Stable Kernel version 3.x, 2.6,x, Red Hat Enterprise Linux* 5, 6, SUSE Linux Enterprise Server* 10, 11, FreeBSD 9*, , VMware ESX/ESXi*