A "portable" application does not need installation. It runs directly from a folder, typically on a USB drive or external SSD. The ideal portable AutoCAD 2008 should:
Note: This only works if you already have the software installed on both machines. System Compatibility & Performance
: Improved tools for creating and editing solid primitives (boxes, cylinders, etc.) and complex surfaces. Visual Styles
Corporate installs often block Autodesk license servers. A "better" portable version is pre-activated. It never phones home. This is ideal for freelancers working on client sites with strict firewalls.