Gigabyte GA-Q35M-S2 S775, Q35, MATX. Supported memory types: DDR2 800/667, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775, Processor front side buses supported: 1333/1066/800 MHz. Audio system: Realtek ALC888 codec, Audio output channels: 7.1. Dimensions (WxDxH): 244 x 244 mm. Networking features: Gigabit Ethernet, LAN controller: Intel 82566DM