XAA vs. EXA in old hardware support

[Michael Lorenz]

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Hello,

>>> Of course, trying again with current hardware would make sense; 
>>> things
>>> are different now.
>>
>> Hmm, I did some measurements as well ( previous post... ) and 
>> repeating
>> the same tests on XFree86 4.5 showed a consistent, significant
>> performance advantage for XFree86. About 10% in low level tests like
>> line- and font drawing, about 20% in -map.
>
> I've seen scattered reports of similar.  I'd love to see someone 
> profile it
> and find out exactly where we're spending our time.  The obvious first 
> guess
> is the extra GC wrap for the Damage extension; try turning it off and
> measuring again.

Tried that - no significant change in the x11perf results on Xorg.

have fun
Michael
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