Legacy Intel® Core™ Processor Intel Core i5-xxx HP Pro 3130 MT, 3.2 GHz, Intel® Core™ i5, 3 GB, 500 GB, DVD Super Multi, Windows 7 Professional HP Pro 3130 MT. Processor frequency: 3.2 GHz, Processor family: Intel® Core™ i5, Processor model: i5-650. Internal memory: 3 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Total storage capacity: 500 GB, Optical drive type: DVD Super Multi. On-board graphics card model: Intel® HD Graphics, Discrete graphics card model: Intel® HD Graphics. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 300 W. Chassis type: Mini Tower. Product type: PC