Chipset Intel G31 / Intel ICH7 CPU SUPPORT Intel Core2 Quad Processor Intel Core2 Duo Processor Intel Pentium Dual-Core Processor Intel Pentium D Processor Intel Pentium 4 Processor Intel Celeron Dual-Core Processor Intel Celeron D Processor Intel Celeron Processor 400 Sequence Maximum CPU TDP (Thermal Design Power) : 95Watt FSB Support FSB 533/800/1066/1333/1600(OC)MHz MEMORY Support Dual Channel DDR2 533/667/800 MHz 2 x DDR2 DIMM Memory Slot Max. Supports up to 4GB Memory Support DDR2 533MHz While Using FSB 533/1066 CPU EXPANSION SLOT 2 x PCI Slots 1 x PCI-E x16 Slot STORAGE 4 x SATA2 3Gb/s Connector 1 x IDE Connector USB 4 x USB 2.0 Port 2 x USB 2.0 Header LAN Realtek RTL8103EL - 10/100 Controller INTEGRATED VIDEO Intel Graphics Media Accelerator 3100 On Board Graphic Max. Share Memory 256MB CODEC Realtek ALC662 6-Channel HD Audio REAR I/O 1 x PS/2 Mouse 1 x PS/2 Keyboard 4 x USB 2.0 Port 1 x VGA Port 1 x RJ-45 Port 3 x Audio Connector INTERNAL I/O 1 x Printer Header 2 x USB 2.0 Header 4 x SATA2 3Gb/s Connector 1 x IDE Connector 1 x Floppy Connector 1 x Front Audio Header 1 x Front Panel Header 1 x CPU FAN Header 1 x System FAN Header 1 x Serial Header DIMENSION Micro ATX Form Factor Dimension: 23.5 cm X 17.9 cm ( W x L ) Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.