i did an oc'ing experiment, as this was a cheap (read crappy) card the heatsink came off, thereby toasting my chip. with the heatsink reattached the display was agrbled, with a fan it was fine, NOTHING WORKS IN 3D, how can i fix this, more cooling?

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128MB
Duron700 Running@ 900
IBM 30GB HDD
Sonic-Fury SoundCard
Geforce2 MX
Phillips 107T Monitor
WIN2K