[Bug 15925] World of Warcraft: Extreme FPS drop since 3.0.2

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=15925





--- Comment #39 from Nathan Ollerenshaw <chrome at stupendous.net>  2009-03-12 03:16:54 ---
(In reply to comment #38)
> I have no proof for this, maby just call it a gut feeling; I think the/one of
> the reason(s) for the bad performance people are reporting here is caused by
> wine+wow not using multiple threads correctly. It spawns them allright, (about
> 10-15 of them), but only 1 of the threads are at 50% usage, while the others
> are at 0-1%.
> 
> Considering that WoW is CPU-bound on anything but a very very bad gfx card,
> this is going to cause a MAJOR FPS problem, especially in crowded conditions
> where addons and stuff is hogging a lot of CPU time.
> 
> Something to keep an eye out for when bug 11674 is solved maby?

it seems that the conclusion of bug 11674 is that WoW does not multithread the
rendering code. This has also been mentioned in the WoW official forums several
times over the years; wow currently does not use multiple cores to the fullest
extent.


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