Item Card: Network card Product Code: E1G44HT Ethernet Controller: For Intel 82580EB Connector and Cable Media: RJ-45 copper Slot Type, Maximum Bus: PCI express 2.1 x4 host interface Port: 4 x RJ45 port Supported Slot Height: Low profile and full height Applicable Network Type: Gigabit ethernet Transmission Rate: 10/100/1000Mbps Bus Type: PCI-E Transmission Medium Type: Category 5 UTP Baffle: Short Baffle System Support: For Windows Vista SP2 / Windows Server 2003 SP2 / Windows Unified Storage Solution 2003 / Windows Server 2008 SP2 / Windows Server 2008 R2 / Windows 7 / Linux stable kernel version 2.6 / Linux RHEL 4.8.2 / Linux RHEL 5.4 / Linux SLES 10 SP3 / Linux SLES 11 / FreeBSD 8.0 / FreeBSD 7.2 UEFI 2.1 / VMware ESX 4.x 1、Gigabit Ethernet Controller for Intel 82580 is powerful and stable. And it keeps long service life and it is not easy to damage. 2、Based on for Intel I340-T4 4-port Gigabit LAN, both servers and ordinary desktops can be used. 3、With PCIe 2.1 x4 host interface, supporting Wake-on-LAN, it supports pre-boot execution environment (PXE). 4、Built to strict quality control standards, its design is improved for more durability. And you can use it with confidence. 5、Of stable characteristics, it is with professional performance in high level of accuracy. 1 x Network Card