Solution: System requirements for AutoCAD 2018 CPU Type32-bit: 1 gigahertz (GHz) or faster 32-bit (x86) processor 64-bit: 1 gigahertz (GHz) or faster 64-bit (x64) processor Memory32-bit: 2 GB (4 GB recommended) 64-bit: 4 GB (8 GB recommended) 11 more rows Nov 10, 2020