Intel® Quad Core Xeon™ Proc - E3 - 1220v5 (3.0Ghz up to 3,5Ghz, 8 GT/s Intel QPI, 8 MB Smart Cache), Intel® C236 Server chipset, 1TB Near Line SAS / 7.2K rpm Hot Plug Hard Drive, Drive Bays : 8x (3,5") Hot Plug, DELL™ PERC H330 RAID Controller (RAID 0/1/5/50 supported), 8GB ECC DDR4 2,133 MHz max 64 GB (4 DIMM slots), 16x DVD-RW Drive, Integrated Broadcom 5720 Dual Port Gigabit Ethernet, DELL iDRAC 8 Express Remote Management Card, Expansion slot 5 Total : four PCI Express™ 3.0 (x 8 connector) & one (x1 connector), 495 watt Platinum Efficiency Hot Plug Redundant Power Supply, Keyboard & Mouse, No Monitor, 3 Year Parts Warranty