gRRosminet wrote:
> 
> Could you try it with an optimized version of 3.5 ?

No time for that at the moment but i don't see any reason why processor 
specific optimization should work so much better there.

> for my pentium 4, an other explanation could be that the sse2 
> instruction are really better on floating point than sse.
> In your case, you limit yourself at using SSE instruction whereas Athlon 
> processors have an excelent fpu unit. you should replace -mfpmath=sse by 
> -mfpmath=sse,387

Does not change that much: 2197s

Christoph

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