Comment # 37 on bug 69723 from Alexandre Demers

(In reply to comment #36)
> (In reply to comment #35)
> > To be noted: I was using a balanced power state this time, not a performance
> > power state. To be investigated.
> 
> On most cards there are only performance states.  Selecting balanced also
> selects performance.  You are probably using the same state in both cases.

This is also what it seems. However, it may be completly unrelated, but I only
had hangs when using the balanced setting.