Lenovo ThinkCentre M83 10AM0007US Desktop Computer - Intel Core i5 i5-4570 3.20 GHz - 4 GB DDR3 SDRAM - 500 GB HDD - Windows 7 Professional 64-bit upgradable to Windows 8 Pro - Small Form Factor - Business Black

Take your business computing performance to a high level, while benefiting from the enduring Lenovo virtues of stability and reliability. The energy-efficient, cool running ThinkCentre M83 is powered for productivity with Intel Core processor, advanced wireless, easy expansion, and more.