Asrock K8UPGRADE-760GX. Supported memory types: DDR, Maximum internal memory: 2 GB. Processor family: AMD, Processor socket: Socket 754, Processors compatible: AMD 64-bit Athlon 64 and 32-bit Sempron™. Audio output: CMedia 9761 6channel AC"97 audio codec. Dimensions (WxDxH): 244 x 229 mm. Networking features: - Realtek RTL8201 10/100 Ethernet LAN PHY