Asus RS520-E8-RS8 V2 Barebone System - 2U Rack-mountable - Intel C612 Chipset - Socket R3 (LGA2011-3) - 2 x Processor Support - 1 TB DDR4 SDRAM DDR4-2133/PC4-17000 Maximum RAM Support - Serial ATA/600 RAID Supported Controller - ASPEED AST2400 32 MB Integrated - 9 x Total Bays - 1 5.25" Bay(s) - 8 3.5" Bay(s) - 4 x Total Expansion Slots - Processor Support (Xeon) - Gigabit Ethernet - 4 USB 3.0 Port(s) - 2 x 770 W: