HP NC364T PCIe 4Pt Gigabit Server Adptr Hewlett Packard 435508-b21 - Network Adapter - Plug-in Card, Quad (4-port) Ethernet, Fast Ethernet, Gigabit Ethernet PCI Express 1.0a, Fits in x4, x8, or x16 Low profile with half height and full height bracket Two Intel 82571EB processors, 256 KB memory