Supermicro SuperServer 5017R-MTRF. Processor socket: Socket R (2011), Processor family: Intel, Compatible processor series: Xeon. Maximum internal memory: 256 GB, Memory voltage: 1.35, 1.5 V, Supported memory types: DDR3-SDRAM. RAID levels: 0, 1, 5, 10, Supported hard disk drive interfaces: Serial ATA II, Serial ATA III, Supported hard disk drive sizes: 88.9 mm (3.5 "). Networking features: Gigabit LAN, Copper ethernet cabling technology: 1000BASE-T, 100BASE-TX, 10BASE-T, Ethernet LAN data transfer rates: 10, 100, 1000 Mbit/s. Form factor: 1U