3WCatch Information Technology News

SolidWorks 2010 will not support processors without SSE2 extensions, such as earlier Intel or AMD processors.

The following note was added to the CPU requirements:
Intel® Pentium® 3, AMD Athon™ and Athon XP CPU’s are not supported. CPU must support SSE2
(Streaming SIMD Extensions 2), see http://en.wikipedia.org/wiki/SSE2 for more details.

This is also documented in Knowledge Base Solution S-044851.