Gigabyte GA-K8NMF-9. Supported memory types: DDR400/DDR333/DDR266, Maximum internal memory: 4 GB. Processor family: AMD, Processor socket: Socket 939, Processors compatible: AMD Athlon64 X2/ Athlon64 FX/ Athlon64. Dimensions (WxDxH): 244 x 244 mm, Width: 244 mm, Depth: 244 mm. Controller interface type: 2*PATA133 / 4*SATA. Networking features: Realtek 8201 10/100Mb LAN PHY