Asrock X38TurboTwins-WiFi. Supported memory types: DDR3 1600/1333/1066/800, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775, Processors compatible: Intel® Core™ 2 Extreme / Core™ 2 Quad / Core™ 2 Duo / Pentium® Dual Core / Celeron®. Audio system: ALC890, Audio output channels: 7.1. Width: 305 mm, Depth: 244 mm. RAID levels: 0, 1, 10, 5