Quote Originally Posted by themanwhowas
... i have now removed the old drivers but the problem persists. the new card is not an ati. it is rni or something like that. could this be why my programs are failing? ...
Always a good idea to install current drivers for hardware components.
Including the video card/chip.

With that said,
Considering the extent of the mess,
I would suggest a clean install though.
Unless you prefer to going through the registry and removing all remnants of the ATi driver.