Tyan Thunder HX FA77-B7119 Barebone System - 4U Rack-mountable - Intel C621 Chipset - Socket P LGA-3647 - 2 x Processor Support - 3 TB DDR4 SDRAM DDR4-2666/PC4-21300 Maximum RAM Support - Serial ATA/600 RAID Supported Controller - ASPEED AST2500 32 MB Integrated - 14 x Total Bays - 14 2.5" Bay(s) - 13 x Total Expansion Slots - Processor Support (Xeon Platinum, Xeon Gold) - 10 Gigabit Ethernet, Gigabit Ethernet - 4 USB 3.0 Port(s) - 4 x 4800 W: