Gigabyte GA-8I915P Duo (Rev 1.x). Supported memory types: Dual Channel DDR2 533/400 Dual Channel DDR 400/333, Maximum internal memory: 4 GB. Processor family: Intel, Processor socket: Socket 775, Processors compatible: Pentium® 4. Dimensions (WxDxH): 305 x 244 mm, Width: 305 mm, Depth: 244 mm. Networking features: VIA VT6410 RAID. Bundled software: Norton Internet Security 2004 - Norton Anti Virus - Norton Personal Firewall