Intel Pentium G2020T Processor 2.5GHz 2MB 35W, 8GB DDR3 Unbuffered ECC Ram (2 Slots, 1 Used), HP Dynamic B120i SATA Controller (Supporting Raid 0,1), 2X 500GB 6G SATA Hard Drives, 4X LFF Non Hot Plug Drive Bays , 12TB Maximum Capacity, HP NC332i 2 Port Gigabit Ethernet Adapter, 5X USB 2.0 Ports (2 Front, 2 Rear, 1 Internal) and 2X USB 3.0 (2 Rear), 150W Non Hot Plug Power Supply, 1X Non Redundant System Fan, DVD-RW, Ultra MicroTower Form Factor 1 Year Next Day Parts Replacement, Microsoft Windows Server 2012 R2 EssentialsStandard Warranty1 Year, Mfg / Dlr, Parts Only