Now system almost getting into 3 yrs..and performance is still awesome so that i do whataver updates dell provided and gpu vendor i done timely..recently i was playing "evil with in " on my notebook.(hd 7730m).after dat i did a normal shutdown n after opening on next day i found game was laggy..then i found that my catalyst manager is missing.game hs been working in intel gpu..actly i had met this priblem before due to crashing of drivers..reinstalling made me to solve the issue..bt this time i got a warning message after instalation of catalyst driver showing warning occured during instalation..and a ? Mark followed by nothing get installed.amd catalyst still missing..i did an expert uninstalation by clearing all registry entries provided from amd support using amd catalyst uninstaller tool..however same happened during reinstalation..i looked in the device manager it showing only 1 adaptor as standard vga adaptor..my restore point was missing so i dint restore..i did dell diagnostic hardware tool;it shows evrything fine.i am started little bit frustrated!! I just installed an intel gpu driver then device manager shows single hd 4000 intel gpu as an adaptor..so i think intel working fine..next step for me is to format windows bt i keep it as my last resort! My drivers and bios are up to date. Can anyone help me !.is that my descrete card got damged? If so i thik diagnostic test fails also pink screen of death might be there..m i ryt??.. Help me guys
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