Dell Optiplex 3020 Business PC, Micro/65W, Intel G3250T/PDC-2.80G 4GB/1-DIMM 500GB/7200 rpm, GBE Intel-HD/IGP, Windows 8.1 Pro-64 bit, Black HARD DRIVE: 500GB/7200RPM PROCESSOR INTEL:G3250T/PDC-2.80G RAM: 4GB/1-DIMM INTEL-HD/IGP WINDOWS 8.1P-64