Legacy Intel® Core™ Processor Intel Core i5-xxx TERRA Workstation 7300, 3.6 GHz, Intel® Core™ i5, i5-680, 4 GB, DVD-RW, Windows 7 Professional TERRA Workstation 7300. Processor frequency: 3.6 GHz, Processor family: Intel® Core™ i5, Processor model: i5-680. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 400 W. Chassis type: Tower. Product type: Workstation. Weight: 14 kg. Product colour: Black, Silver