HP Compaq dc7900 Convertible Minitower PC. Processor frequency: 2.66 GHz, Processor family: Intel Core Duo, Processor model: Q9400. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM, Maximum internal memory: 16 GB. Total storage capacity: 500 GB, Hard drive speed: 7200 RPM. Optical drive type: DVD Super Multi. Discrete graphics adapter model: Intel GMA 4500M