Intel SR1600URHSR. Processor socket: Socket 1366, Compatible processor series: Xeon, Core i7, Motherboard chipset: Intel 5520. Supported memory types: DDR3 UDIMM/RDIMM. Supported hard disk drive interfaces: SATA. LAN controller: Intel 82575EB, Networking features: Dual Gigabit. Form factor: 1U