Lenovo ThinkCentre A58, 2.93 GHz, Intel® Core™2 Duo, 2 GB, 320 GB, DVD-ROM, Windows 7 Professional Lenovo ThinkCentre A58. Processor frequency: 2.93 GHz, Processor family: Intel® Core™2 Duo, Processor model: E7500. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 320 GB, Optical drive type: DVD-ROM. Discrete graphics card model: Intel® GMA 4500M. Operating system installed: Windows 7 Professional. Power supply: 280 W. Chassis type: Tower. Product type: PC. Weight: 24 lbs (10.9 kg). Product color: Black http://www.toptenreviews.com/computers/desktops/best-business-computers/lenovo-thinkcentre-a58-review/ The Lenovo ThinkCentre A58 is a small form factor computer that is well suited to most business applications or it can double as a home PC. It’s not a cutting edge power house, but at its comparatively low cost, it packs a lot of bang for the buck. The...