Model: DL360P G7 4-Bay SFF Drive Bays: Up to 4 x 2.5 inch SAS Hot-Plug Bays Processor: 2xSix-Core X5650 Xeon 2.66GHz CPUs Memory: 32GB DDR3 Hard Drives: 4x146GB 15K SAS SFF HDD Raid Controller: P410i Power Supply: 2x460W Redundant Power Supplies Optical Drive(s): Not included. Operating System: Not Included Peripherals: Power Cable Included