Features: Gigabit PCI network cards are suitable for PHI-enabled clients, servers, and workstations. Gigabit Ethernet network adapter card supports high-performance dual-channel network. The maximum data transfer rate in each direction is 1000Mbps. Up to 10 times faster than 10/100 Ethernet. The network adapter card fits PCI Express x1, x2, x4, x8, and x16 sockets. You can add 10/100/1000Mbps Ethernet ports to any PC through pie slots. An additional 8 cm thin bracket provides the option of mounting on a small HTPC case. Important Note: It only works in PCI-E slots and does not support PCI slots. The PCI-E Gigabit Ethernet Network Controller card chipset is RTL8111F. IEEE 802 compliant. IEEE1p layer 2 priority encoding and IEEE802. 1q VLAN tagging. A gigabit network card that is fully IEEE 802 compliant with IEEE 802.3, 802.3U, IEEE 802 3x and IEEE 802. 3AB standard. Compatible with a wide range of operating systems, including Windows 10/8. 1/7/Vista/XP/2003/2000.