6D7TR 06D7TR Dell Motherboard Optiplex 990 MT System Board
Dell Optiplex 990 MT Intel Core i5-2400 3.1GHz 4GB RAM No HDD No OS
Dell OptiPlex 990 Mini Tower Desktop Quad Core i5-2400 3.10GHz 8GB DDR3 RAM 1TB HD DVD-RW Windows 7 Professional 64-Bit-USED with FREE 3 Year Warranty provided by CPS. - Walmart.com