DELL 3020 
Processor: Intel Core i7 4770 4th Generation 3M Cache, 3.40 GHz.
Hard Disk: 500 GB 5400 rpm.
Memory: 4 GB DDR3L.
Optical Drive: Supports optional optical disc drives and media card reader options.
Graphics: Integrated Intel HD Graphics 4600 Up To 1696 MB.
Operating System: DOS.