Walmart is now selling computers without any OS installed. They are Microtel brand. You must install your own OS. No microsoft tax included. Admittedly they seem to lack pissaz in the parts department, but there are P4s upto 2ghz and also athlons.
http://www.walmart.com/catalog/product_listing.gsp?path=0%3A3944%3A3951%3A41 937%3A86796%3A86798&dept=3944&cat=86798&sb=61&bti=0 Jim K
