The ProXtend PX-NC-10812 is a PCI Express 2.0 (x1) quad RJ45 Gigabit network adapter based upon the Realtek RTL8111F+ASM1182 chipsets, compatible with PCIe x4, x8 and x16 slots. Providing unparalleled networking performance for any PCI Express enabled clients, servers, or workstations. Network Adapter Card supports high performance dual channel networking and maximum data transfer speeds of 1000Mbps in each direction, up to ten times faster than traditional 10/100 Ethernet. ProXtend PCIe Network Cards offer 100% compatibility with all major vendors, delivering performance and functionality for the most demanding server and desktop applications.