Shuttle XPC Barebone SN68PTG5. Maximum CPU clock speed supported: 1066 MHz, Processor family: AMD, Processor socket: Socket AM2. Maximum internal memory: 4 GB, Memory slots: 2x DIMM, Supported memory types: DDR2-533/667/800. Graphic adapter: GeForce 7050, Maximum graphic adapter memory: 256 MB. Audio output channels: 7.1, Audio system: Realtek ALC888DD. Colour of product: Black