User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:20.0) Gecko/20100101 Firefox/20.0 Build ID: 20130220104816 Steps to reproduce: Ran ParticleAcceleration and Psychedelicbrowsing with two sets of drivers and got markedly different performance http://ie.microsoft.com/testdrive/Performance/ParticleAcceleration/ http://ie.microsoft.com/testdrive/performance/psychedelicbrowsing/Default.html Using the following drivers on Intel HD 4000 22.214.171.12406 and 126.96.36.19963 3006 64bit driver available below http://www.mediafire.com/?afasq50cnvuh3v6 2963 64bit driver available below http://www.mediafire.com/?hwxxcm8m1l778co Actual results: Tested on FF 20b1 & 19, with the same result 188.8.131.5263 offers normal performance Psychedelicbrowsing score 4937 ParticleAcceleration score 60fps 184.108.40.20606 offers severely reduced performance Psychedelicbrowsing score 51 ParticleAcceleration score 6fps Chrome suffered little no performance drop in either benchmark. Expected results: Firefox should not have lost so much performance.
Component: Untriaged → Graphics
Product: Firefox → Core
Have updated to latest released driver 220.127.116.1171(15.31) with the same results.
Firefox 21 has fixed this. Tested with B6.
Status: UNCONFIRMED → RESOLVED
Last Resolved: 6 years ago
Resolution: --- → WORKSFORME
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