Custom drivers
So... These days graphic drivers are probably too much complex to be modified by users.. Though once, some people used to fix and improve them, without having to wait for ATi or Nvidia grace
I could find some names in this comparison. Omega, DNA, NGO, DHzer0point...
They may be worth a look for anybody on older cards with special needs. In particular AGP compatibility issues should be solved.
Please take note not every driver supports Windows Vista.
Original hosters are down or discontinued by now, though mirrors are available
