PCIe X4 Network Card I350AM4 Chip Anti Interface 4 Port Gigabit Ethernet Card I350 T4V2 Item Type: PCIe Network Card Material: PCB Chip Model: for I350AM4 Ethernet Interface Type: 4 x RJ45 Copper Port Transmission Media Type: 3 4 5 Category UTP Slot Interface Type: for PCI Express2.1(5GT/s) Bus Speed and Slot Width: X4, Supports X4, X8, X16 Transmission Rate: 10, 100, 1000Mbps IEEE Network Standard Network Technology: 10BASE T, 100BASE TX, 1000BASE T Applicable Network Type: Gigabit Ethernet Applicable Field: Server LED Indicator: 8 LED Indicators Full Duplex Half Duplex: Full Duplex, Half Duplex Adaptive Supported Operating Systems: for Win Server 2012 R2 x for Win Server 2012 x for Win 8x for Win Server 2008 R2 x for Win 7 x for Win Server 2008 x for Win Vista x for Win Server 2003 R2 x for Win Server 2003 x for Win Professional for Linux x Stable Kernel version 3.x,2.6,x for Red Hat Enterprise Linux x 5,6,for SUSE Linux Enterprise for Server x 10,11, for FreeBSD 9 x ,VMware ESX ESXi