HP Pavilion p6130nl Desktop PC, Pavilion. Processor frequency: 2.33 GHz, Processor family: Intel Core 2 Quad, Processor model: Q8200. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 1000 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Discrete graphics adapter model: NVIDIA GeForce GT 220. Operating system installed: Windows Vista Home Premium