Intel SR1550ALSASR. Processor socket: Socket 771, Processor front side buses supported: 667, 1066, 1333 MHz, Processor family: Intel. Maximum internal memory: 64 GB, Supported memory types: DDR2-SDRAM. Supported hard disk drive interfaces: SAS, Serial ATA. Maximum graphics adapter memory: 16 MB. Networking features: Gigabit Ethernet, Ethernet LAN data transfer rates: 10, 100, 1000 Mbit/s