TYAN 1U Server Barebone Transport GT24-B2891G24S4H, NVIDIA nForce Pro 2200 + AMD 8131 Hyper Transport, support One or Two AMD Opteron, S2891G2NR M/B, 8 x DIMM 184pin DDR400/333 up to 16GB (registered, ECC/non-ECC) memory, 8MB ATI RAGE XL PCI graphics, 2 x Gigabit Ethernet (10/100/1000) LAN, 4 x Hot-Swap SATA HostRAID 0/1/10, 1 x 64-bit 100Mhz PCI-Express/1 x PCI-Express x16 slot via Riser Card, 1 x 24X Slim CD-ROM, 4 x USB2.0, 500W Power Supply with PFC.