Linux+Mesa Git Remains Problematic For Some Regressed R9 290 GPUs
Some users reported that the latest Mesa Git has fixed their issue with select problematic Radeon GPUs regressing with very slow performance while others have said their issues still persist. On a Radeon R9 290, I tried out the latest Mesa Git (with the newest Padoka PPA, updated on Monday) as well as Linux 4.8 Git. Unfortunately, for my Radeon R9 290, the performance is still heavily regressed...
No real change with this newest Linux and Mesa code compared to a known faulty state for this R9 290 system from a few weeks ago... For just how bad the regression is: