Install this 2-port 10GbE PCI Express (PCIe) Network Interface Card (NIC) into a server or computer to enable fast network speeds and enhanced network functionality by providing failover and redundancy protection to mission-critical servers/applications. This card supports six speeds: 10/5/2.5/1 Gbps and 100/10 Mbps with auto-negotiation for instant compatibility with new and legacy hardware.