The Supermicro SYS-5015A-PHF is a single processor, 1U server. The built-in Intel Atom D510 processor and onboard Matrox G200eW video deliver great convenience for a low power system. You can add up to 4GB of DDR2 667 memory. It has 8 USB 2.0 ports and dual Gigabit Ethernet ports. A 200W low noise high-efficiency power supply gives the system adequate power that it needs. CPU Type: Intel Atom D510 processor South Bridge: ICH9R Memory Slots: 2 x 200Pin Max Memory Supported: 4GB Serial ATA: 6 x SATA 300 SATA RAID: RAID 0/1 GPU/VPU: Matrox G200eW First LAN: Intel 82574L