Asrock K7VT4A PRO. Supported memory types: DDR, Maximum internal memory: 2 GB. Processor family: AMD, Processor socket: Socket A, Processors compatible: AMD Athlon XP/Athlon/Duron/Sempron™. Audio output: CMedia CMI9761A 5.1 channel AC"97 audio codec. Dimensions (WxDxH): 305 x 178 mm. Networking features: VIA 6103 10/100 Ethernet LAN PHY