According to the release notes, there's a known problem with Nascar 2003,
here's the snippet:
Known Issues
The following section provides a brief description of known issues
associated with the latest version of CATALYSTT. These include the
following:
<snip>
Playing the game Nascar 2003 with the display resolution set to 1280x1024
32bpp results in display corruption being seen. This issue will be resolved
in an upcoming CATALSYT release. Further information on this issue can be
found at: www.ati.com/support/infobase/AAAI.html
(The link doesn't work for me at the moment.)
...Klinn