ASUS 6431-SP006S, CM. Processor clock speed: 3.3 GHz, Processor family: Intel Core i3, Processor model: i3-3220. Internal memory: 4 GB, Maximum internal memory: 8 GB, Memory slots: 2x DIMM. Total storage capacity: 1000 GB, Hard drive capacity: 1000 GB, Hard drive rotational speed: 7200 RPM. On-board graphics adapter model: Intel HD Graphics 2500. Audio output channels: 6.1