For those needing traditional desktop power with more flexibility, the Solidworks Student Access program offers licenses for personal devices. System Requirements for Solidworks 2004 - CAD Forums

An Intel Pentium or AMD Athlon-class processor was standard. Challenges with "Portable" CAD Software

While 128 MB RAM was the minimum, 512 MB to 1 GB was recommended for assemblies with over 1,000 parts.

CAD software requires certified OpenGL graphics cards to function smoothly, which may not be available on every guest PC where a portable drive is plugged in.