PR25GR-NETWORK-CARD - Add two high-speed Ethernet ports to a desktop/server with this Network Card featuring a Realtek RTL8126 chip; 2.5G/5G speeds maximize Cat5e infrastructure; Multi-Gig performance without cabling upgrades - Auto-installs driver in most major OS incl. Windows/Windows Server and Linux; Compatible with Intel and AMD systems via a PCI Express x1 x2 x4 x8 x16 slot - Supports auto-negotiation between 5G/2.5G/1G/100M/10M - 9K jumbo frames for reduced packet overhead; VLAN tagging and Wake-on-LAN (WoL)

StarTech.com