Intel® Pentium® Intel Pentium Hard Drive HDD HP Pro 3300 SFF + 2211x, 2.8 GHz, Intel® Pentium®, 2 GB, 500 GB, DVD Super Multi, Windows 7 Professional HP Pro 3300 SFF + 2211x. Processor frequency: 2.8 GHz, Processor family: Intel® Pentium®, Processor model: G840. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Total storage capacity: 500 GB, Storage media: HDD, 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: 220 W. Product type: PC