Asrock Wolfdale1333-GLAN/M. Supported memory types: DDRII667/533, Maximum internal memory: 4 GB. Processor family: Intel, Processor socket: Socket 775, Processors compatible: Intel® Dual Core Core™ 2 Extreme / Core™ 2 Duo / Pentium® Dual Core / Celeron®. Audio system: ALC888, Audio output channels: 7.1. Width: 244 mm, Depth: 244 mm. Networking features: Gigabit LAN 10/100/1000 Mb/s, LAN controller: Realtek RTL8111B/RTL8111C