There are still people using older XFree86 versions on machines having at least the Pentium Pro processor. There is a simple way to get a bit more power from the graphics using the MTRR registers.
Just as it is possible to get more CPU power by running it outside of its specifications (and warranty), the same can be done to the graphic card as well. How to do this is explains an article about overclocking of the graphics processor and RAMDAC.
Bratislava, 31. 12. 2003Stanislav Meduna
stano (AT) meduna.org