abit AW9D. Supported memory types: Dual channel DDR2 800/667, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775, Compatible processor series: Intel® Core™ 2 Duo & Pentium® Extreme Edition & Pentium® D & Pentium® 4. Audio output channels: 7.1. Width: 305 mm, Depth: 245 mm. RAID levels: 0/1/0+1/5