Gateway PS.GAM03.003. Processor clock speed: 2.7 GHz, Processor family: Intel Pentium Dual-Core, Processor model: E5400. Internal memory: 2 GB, Maximum internal memory: 8 GB, Memory layout: 2 x 1 GB. Total storage capacity: 320 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: Serial ATA. Discrete graphics adapter model: X4500. Audio formats supported: AAC, MP3, WAV, WMA, Audio output channels: 5.1