MSI KT4M, AMD, Socket A (462), 2 GB, 2.5 V, 200,266,333 MHz, micro ATX MSI KT4M. Processor manufacturer: AMD, Processor socket: Socket A (462). Maximum internal memory: 2 GB, Memory voltage: 2.5 V, Supported memory clock speeds: 200,266,333 MHz. Motherboard form factor: micro ATX, Motherboard chipset: VIA KT400, Audio output channels: 5.1 channels. Width: 220 mm, Depth: 245 mm