1、Using for Intel WGI210AT chip, server network card is with PCI-EX1 bus slot, which keeps stable performance, durable. 2、Equipped with baffle, such network adapter's slot is compatible with X1, X4, X8, and it is practical. 3、With RJ45 interface, network card's transmission rate can be up to 10/100 / 1000Mbps. 4、Such network card's installation is simple, which does not require particularly complicated operations. 5、There are 2 LED indicators, this network server adapter card is suitable for windows 7 SP1 / windows Vista SP2 / windows Server 2003 SP 1x Network Card1 x Short Baffle1 x Drive Disc Item Type: Network cardChip Model: For intel WGI210ATNetwork Cable Interface Type: 1 x RJ45Transmission Medium Type: 3/4 / 5UTPSlot Interface Type: PCI Express 2.1 ( 2.5GT / s)Bus Speed and Slot Width: X1, compatible with X1, X4, X8Transmission Rate: 10/100 / 1000MbpsIEEE Network Standard / Network Technology: IEEE 802.3 / 10BASE-T, 100BASE-TX, 1000BASE-TApplicable Network Type: Gigabit EthernetApplication Field: ServerLED Indicator: 2 LED indicatorsFull-Duplex / Half-Duplex: Full-duplex / half-duplex adaptiveSupport Operating System:For windows 7 SP1 / windows Vista SP2 / windows Server 2003 SP2 / windows Server 2008 SP2 / windows Server 2008 SP2 Core / windows Server 2008 R2 sp1/ windows Server 2008 R2 sp1 Core / (for linux Stable kernel version 2. 6.32 / 3X) / for linux x RHEL 5.8 / for linux x RHEL 6.2 / for linux x SLES 11 SP2 /for linux x SLES 10 SP4 / FreeBSD x 9 / UEFL x 2.1 / UEFL x 2.3 / VMware ESXi 5.0