Intel C621A Chip - DDR4 SDRAM DDR4-3200/PC4-25600 Maximum RAM Support - 16 Total Memory Slots - Serial ATA/600 RAID Supported, NVMe, 12Gb/s SAS Controller - ASPEED AST2500 Graphic(s) - 4 3.5" Bay(s) - Network (RJ-45) - 1 M.2 Interface(s) - Processor Support (Xeon Platinum, Xeon Silver, Xeon Gold, Xeon Bronze) - Gigabit Ethernet - 3 USB 3.0 Port(s) - 2 x 850 W - 3 Year