Shuttle XPC Barebone SS31T. Maximum CPU clock speed supported: 3600 MHz, Processor family: Intel, Processor socket: Socket 775. Supported hard disk drive interfaces: 1 x ATA133 / 2 x Serial ATA 150. Maximum internal memory: 2 GB, Memory slots: 2x DIMM, Supported memory types: DDR2. Graphic adapter: Real256, Maximum graphic adapter memory: 128 MB. Audio output channels: 5.1, Audio system: 10 / 100 MBit/s