Asrock P43R1600Twins-110dB. Supported memory types: DDR2 1066/800/667, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775. Audio system: ALC890, Audio output channels: 7.1. Width: 305 mm, Depth: 244 mm. Controller (2nd) interface type: IDE, Controller interface type: SATA2, RAID levels: 0, 1, 5, 10