Autocad 2018 Portable: New

: Significant improvements in 3D graphics performance for 3DORBIT, ZOOM, and PAN commands, with frame rates up to 175% faster than previous versions.

The 2018 release (version R22) introduced several efficiency-focused tools that made it highly desirable: New AutoCAD 2018 Portable

: This feature allows users to pan or zoom after starting a selection set without losing the objects they originally selected. System Requirements for AutoCAD 2018 : Significant improvements in 3D graphics performance for

: Significant improvements were made to 3D navigation (zoom and pan) and visual fidelity for frequently used commands [1, 14, 34]. 3. Streamlined Drafting Tools Off-screen Selection and PAN commands

If you need AutoCAD on the go, Autodesk provides legitimate portable options: