Asrock P43D1600Twins. Supported memory types: DDR2 1066/800/667, Maximum internal memory: 12 GB. Processor family: Intel, Processor socket: Socket 775, Compatible processor series: Celeron, Core 2 Duo, Core 2 Quad, Intel Core 2 Extreme, Pentium Dual Core. Audio system: ALC888 HD, Audio output channels: 7.1. Dimensions (WxDxH): 305 x 244 x 35 mm, Width: 305 mm, Depth: 244 mm. Networking features: Gigabit LAN