MX Simulator

Can somebody please help me out with my driver to update it so MXS works better.
ATI technologie's INC.
RADEON X300 x86/SSE2
1.5.4709 WinXP Relese

And i think this is a website to D/L them from :S
http://ati.amd.com/support/driver.html

Thanks

use ATI catalyst, its what i use it looks great, and youre right, thats the page where u need to download

What modeldo i get? 1 up or the best or what?