Supermicro MBD-X7SB3-O. Processor socket: Socket 775. Supported memory clock speeds: 667, 800 MHz, Supported DIMM module capacities: 1GB, 256MB, 2GB, 512MB, Memory channels support: dual. RAID levels: 0, 1, 10. BIOS type: Phoenix, BIOS memory size: 16 MB, ACPI version: 2.0. Ethernet interface type: Gigabit, LAN controller: Intel 82574L