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#11
Dieter i have the same problem on my optiplex 760 with windows 7 ultimate x64. I've tried an HD3470 out of another 760 and a Radeon HD4850 that i jimmied up to work in the system, all have the same problem you describe, bluescreen about 20% through the detection phase. The drivers from dells site install fine for me as well, but the ones from AMD all bluescreen in the same way. As an interesting note when i was searching around on this issue last week i saw on another post on this forum(i think, can't find it now, should have bookmarked it) where someone was having the same prob but found that the catalyst 9.6(or 9.7) installs fine, sure enough they do install fine. Not sure what the fix for this will be but it seems to be that detection phase on the 760 specifically.