Autocad Portable 32 Bit !exclusive! -

You might encounter "portable" versions (versions that run without installation from a USB drive), but these carry specific risks and alternatives: Official Portability : Autodesk now focuses on AutoCAD Web AutoCAD Mobile

Because "AutoCAD Portable" is usually based on older versions of the software, the feature set reflects the capabilities of those eras (e.g., AutoCAD 2007–2012). Autocad Portable 32 Bit