Rosewill RNG-407-DUALV2 Internal Ethernet 2500Mbit/s

PCI Express - 2x RJ45 Designed to Meet PCI Express Specification Revision 1.1, compatible with x4, x8, x16 Single-lane (or x1) PCI Express Throughput Supports Rate of 2.5Gbps Fully Compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab 10/100/1000M Data Auto-negotiation 9K bytes Jumbo Frame Support LEDs Indicate the Status of Data Transmission Support Wake On Lan (WOL) Power Management Full Duplex Mode Doubles the Network Connections Speed. OS support: Windows 8 (32/64 bit) Windows 7 (32/64 bit) Vista (32/64 bit) Windows XP (32/64 bit) Mac OS X 10.5, 10.6, 10.7, 10.8 Linux 2.6.x and higher kernel OS