Dell OptiPlex 7020 MT Core i7-4790 (3.60GHz,8MB), Integrated HD4600, 8GB (2x4GB) DDR3-1600MHz, 500GB 7200rpm 3.5", 16x Half Height DVD+/-RW, Windows 8.1 Pro (64Bit), 7xUSB2.0/4xUSB3.0/VGA/2xDP/ Engli