Processor   (1) AMD Turion™ II Neo N54L processor (2.2 GHz, 15W, 2MB) Cache Memory 2x 1MB Level 2 Memory 2GB (1 x 2GB) PC3-10600E DDR3 UB ECC NOTE: Total of 2 DIMM slots. Network Controller Embedded NC107i PCI Express Gigabit Ethernet Server Adapter Storage Controller Embedded SATA Controller with Embedded RAID (0, 1) Hard Drive 1x250GB Non-hot plug LFF SATA Internal Storage Non-Hot Plug SATA 8.0TB (4 x 2TB) Maximum Optical Drive HP Half-Height SATA DVD RW JackBlack Optical Drive Power Supply 150W Non-Hot Plug, Non-Redundant Power Supply Operating System None Warranty 3/3/3 Form Factor Ultra Micro Tower