[Ffmpeg-devel] Re: about mmx instructions
Thu Sep 1 19:15:01 CEST 2005
cs?t?rt?k 01 szeptember 2005 17.15-kor thomas.kunlin at free.fr ezeket a bolcs
gondolatokat fogalmazta meg:
> A x2 speedup could be achieved by using the SSE2 integer
> instructions (128bit registers instead of 64bit for MMX),
> using the very same algorithm. I am working on it at this
For older pentium 4s that is 25 % improvement at best . Perhaps the
performance of athlons (or newer pentium 4s) is better, I don't know.
What kills me, doesn't make me stronger.
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