Dell Optiplex  Windows 10 Pro, Intel Core 2 Duo CPU E7500 @ 2.93 GHz, New 4 GB Memory, 160 GB HDD, DVD/CD - (Certified Reconditioned) MS WINDOWS 10 PROFESSIONAL. INTEL CORE 2 DUO CPU E7500 @ 2.93Ghz - New 4 GB Memory - 160 GB HDD. DVD/CD. New Power Cord. This certified reconditioned product is tested and certified by the manufacturer or by a third-party seller to look and work like new, with some signs of wear. The reconditioning process includes functionality testing, inspection and repackaging!