Might be one of two things:
1. You might have got a bad download, have noticed Bryan has instructed several people who were having problems with 2.40 to re-download.
2. Went to the GeFore Forms site, link below:
http://www.geforcezone.com/yabbse/index.php?board=3
There are several references that the AGP processor on this Nvida board runs too fast. There is reference to another driver that can correct this, but was unable to get the information as to what or where the driver is you download to try out.