Well I'm a little extreme, but this is what I would do-
First of all, if you have another AGP card, even if it sucks, install it instead to determine if the original card is the problem. Borrow a cheap card from someone if you have to. You must determine if the card is done or not. If the...
I decided that my old Gateway 19" had to go and I bought a new Samsung monitor, same size. I instantly noticed a flicker in the new monitor (like a half-bad flourescent light), even at 85 Hz. Only when I cranked the refresh rate up to 100Hz would the problem go away. So I swapped out my Asus...