MSI GF615M-P33. Internal memory: 0 MB, Supported memory types: DDR3, Memory voltage: 1.5 V. Processor family: AMD, Processor socket: Socket AM3, Processors compatible: Phenom II X3, Athlon II X2, Phenom II X2, Phenom II X4. Audio system: Realtek ALC888S, Audio output channels: 7.1. Width: 200 mm, Depth: 244 mm. RAID levels: 0, 1, 5, 0+1