Biostar A55MLV Ver. 6.x. Supported memory types: DDR3-SDRAM, Memory channels support: dual, Supported memory clock speeds: 800, 1066, 1333, 1600, 1866 MHz. Processor family: AMD, Processor socket: Socket FM1, Compatible processor series: AMD A series, AMD E2 series. Audio system: Realtek ALC662, Audio output channels: 6.1. Width: 230 mm, Depth: 183 mm. Ethernet interface type: Fast