Legacy Intel® Core™ Processor Intel Core i3-2xxx DELL OptiPlex 990 MT, 3.1 GHz, Intel® Core™ i3, 4 GB, 320 GB, DVD-RW, Windows 7 Professional DELL OptiPlex 990 MT. Processor frequency: 3.1 GHz, Processor family: Intel® Core™ i3, Processor model: i3-2100. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Total storage capacity: 320 GB, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics 2000, Discrete graphics card model: Intel® HD Graphics 2000. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 265 W. Chassis type: Mini Tower. Product type: PC https://www.pcmag.com/review/266209/dell-optiplex-990 The Dell Optiplex 990 ($1,905 direct) is an enterprise-class, high-end desktop PC. With its Intel Core i7-1600 processor and RAID 1 hard drive array, it's as high up as you can go in the business world without buying a full-blown workstation. It has a ... Easy to service chassis, Quad-core performance, Blu-ray burner, RAID protection, 3D graphics, Three-year warranty, No USB 3,0, No eSATA, The enterprise-class Dell Optiplex 990 business desktop brings second generation Core i processors to your medium to large business. It will work as an SMB shop as well, but the system's real strength is when it's deployed in numbers. ...