MSI Hetis G31-E. Processor family: Intel, Processor socket: Socket 775, Processor front side buses supported: 800 / 1066 / 1333 MHz. Supported hard disk drive interfaces: Serial ATA ( Serial ATA-300 ) ; IDE ( ATA-100 ). Maximum internal memory: 4 GB, Supported memory types: DDR2 667 / 800. Graphic adapter: GMA X3100. Audio output channels: 7.1, Audio system: Realtek ALC888