Features: 1.For Intel 82574L Chip: PCI E network card is based on for Intel 82574L chip, which supports intelligent uninstallation, iSCSI, PXE, VLAN and improves server stability. 2.10 100 1000Mbps: Gigabit PCIE NIC internet card has a transmission rate of 10,100,1000 Mbps, which enables fast transmission. 3.Support System:RJ 45 network adapter supports for Windows 7/8/10/Visa/XP,for Windows Server 2003/2008/2012/2016/2019,for Linux,for CentOS/RHEL 6/7/8,for Ubuntu 16/18/19/20,for Debian 9/10/2019. 4.Wide Compatibility: Gigabit PCIe NIC internet card is a single RJ45 internet card, which is compatible with PCIE X1, X2, X4, X8 and X16 slots. 5.Easy to Install: PCI E Gigabit Ethernet internet card is equipped with low bracket and full height bracket, which is easy to install and use. specification:Item Type: PCI E Gigabit Ethernet Network Card Material: PCB Main Control Chip:For Intel 82574L Bus Type: PCI E X1 (Compatible with X2, X4, X8, X16) Applicable Internet Type: Fast Ethernet Internet Type: RJ45 Transmission Rate: 10/100/1000mbps Full Duplex/Half Duplex: Full Duplex/Half Duplex Adaptive LED Indicator: LINK/ACT (Connection Works) Applicable Model:For Desktop Computer Internet Standard: IEEE 802.1p, IEEE 802.1Q, IEEE 802.2, IEEE 802.3ac IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad Supported Drivers: For Microsoft for Windows(32 and 64 bit),for SC0 UnixWare x 7.x,for Open Unix x 8.0,for Novell 0DI,for Novell Netware, SUSE for Linux Enterprise Server x 9.0, Red Hat Enterprise for Linux x 4.0,for Linux,FreeBSD,Sun Solaris, For Microsoft DOS,for MWare ESX PackageList:1 xPCIEGigabitEthernetNetworkCard 1 x Baffle