Cisco Barebone System - Refurbished - 1U Rack-mountable - 2 x Processor Support - Intel C620 Chip - 3 TB DDR4 SDRAM DDR4-2666/PC4-21300 Maximum RAM Support - 24 Total Memory Slots - 12Gb/s SAS RAID Supported Controller - ASPEED 16 MB Graphic(s) - 4 3.5' Bay(s) - Network (RJ-45) - 2 M.2 Interface(s) - Processor Support (Xeon Platinum, Xeon Gold, Xeon Silver) - 10 Gigabit Ethernet, Gigabit Ethernet - Intel Optane Memory Ready - 2 USB 3.0 Port(s)