The 1GbE Ethernet NIC, which comes with Intel I350AM4 Controller chip, supports most servers and increases stability, allowing you to connect to a network cable and easily upgrade the Ethernet speed to Gigabit.
^^ Transfer rate: 10/100/1000Mbps.
Interface Type: PCIe v 2.1 ( 5.0 GT / s) X4, also compatible with x8, x16 slot. ^^ Quad RJ45 ports, connected Cat5/ Cat6/ Cat7 Cable (up to 100 meters) to meet the demands of data center environments. ^^ Supports SR-IOV, VMDq, Energy Efficient Ethernet (EEE) and DMA Coalescing (DMAC). It also supports flexible I/O virtualization for port splitting and QoS. Scalable iSCSI performance provides cost-effective SAN connections.
^^ Supported OS: Windows 10 / 7 / 8, Windows Server 2012 /2012 R2, Windows Server 2008 / 2008 R2, Windows Vista, Windows Server 2003/ 2003 R2, Windows XP Professional, Linux Stable Kernel version 3. x, 2.6, Red Hat Enterprise Linux 5, 6, SUSE Linux Enterprise Server 10, 11, FreeBSD 9, VMware ESX/ESXi ect. ^^ The internal low profile and standard profile brackets work with both standard and mini size computer cases/servers. And Driver CD Included.