DisplayPort 1 HP Compaq Pro 6000, 3 GHz, Intel® Core™2 Duo, 2 GB, 250 GB, DVD-ROM, Windows 7 Professional HP Compaq Pro 6000. Processor frequency: 3 GHz, Processor family: Intel® Core™2 Duo, Processor model: E8400. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Total storage capacity: 250 GB, Optical drive type: DVD-ROM. Discrete graphics card model: Intel® GMA 4500. Operating system installed: Windows 7 Professional, Operating system architecture: 32-bit. Product type: PC. Weight: 16 lbs (7.26 kg). Product color: Black, Silver