Supermicro Superserver 1025TC-3FB. Processor socket: Socket 771, Processor front side buses supported: 1333 / 1066 MHz, Maximum CPU clock speed supported: 3400 MHz. Maximum internal memory: 48 GB, Memory voltage: 1.8 V, Supported memory types: DDR2 SDRAM. Controller interface type: SAS: LSI SAS1064E; SATA: Intel ICH9R SB, RAID levels: 1, 1, 1, 5. LAN controller: Intel 82575, Networking features: 10BASE-T, 100BASE-TX, 1000BASE-T. Form factor: 1U