(11-02-2014, 12:41 PM)JMC47 Wrote: Yeah, but we don't use coherent mapping any more on AMD; we use Pinned Memory now. Unless the newer drivers are totally backwards, there's no way that could be the issue at all.
How about pushing a new a commit that re-enables coherent mapping for ATI/AMD cards only while leaving the current behavior as it is for NVIDIA and posting a test version of that (with the latest master-dev changes,of course) for benchmarking?