acad.exe is a AutoCAD Application
from Autodesk, Inc.
belonging to AutoCAD
.A popular computer aided drafting program developed by from Autodesk, Inc.
Non-system processes like acad.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that over time your registry suffers fragmentation and accumulates invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues