Specifications : Processor Support – LGA775 for Intel Core 2 Extreme, Core 2 Quad, Core 2 Duo, Pentium Dual Core, Pentium D, Pentium 4, Celeron (Conroe-L) and next generation 45nm Yorkfield & Wolfdale Processors.Compatible with all 1333/1066/800/533 MHz FSB CPUs. Chip Set – Intel G31 + ICH7. Memory Support – Dual Channel DDR2 memory technology/2 x DDR2 DIMM slots/Supports DDR2 800/667 non-ECC, un-buffered memory. LAN Port – Realtek RT8105S Ethernet Controller (10/100Mbit). Audio – Realtek ALC883 5.1 Channel Expansion Slots – 1 x PCI Express x16 slot, 2 x 2 PCI slots. Back panel – 1 x PS/2 Mouse Port,1 x PS/2 Keyboard Port,1 x Serial Port,1 x Parallel Port,1 x VGA Port,4 x Ready-to-Use USB 2.0 Ports,1 x RJ-45 LAN Port,HD Audio Jack. On-Board connectors – 1 x 24-pin ATX power connector,1 x 4-pin ATX 12V power connector,1 x IDE connector,4 x SATA 3Gb/s connectors,1 x CPU fan connector,1 x front panel connector,1 x front audio connector,1 x USB 2.0 header for additional 2 USB 2.0 ports. Slots Available – 1 x PCI Express x 16 slot, 2 x PCI slot