HP Compaq dx7500, 3 GHz, Intel® Core™2 Duo, 1 GB, 160 GB, DVD Super Multi, Windows Vista Business HP Compaq dx7500. Processor frequency: 3 GHz, Processor family: Intel® Core™2 Duo, Processor model: E8400. Internal memory: 1 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 160 GB, Optical drive type: DVD Super Multi. Discrete graphics card model: Intel® GMA 4500HD. Operating system installed: Windows Vista Business. Chassis type: Micro Tower. Product type: PC. Weight: 10,2 kg