In article <c8uv2j$rvd$1@chho.imagico.de> , Christoph Hormann 
<chr### [at] gmxde>  wrote:

> official 3.5:              2394s
> 3.6 RC1 (gcc 3.4):         2292s
> 3.6, optimized* (gcc 3.4): 2274s
>
> *) -march=athlon-xp -mfpmath=sse -mmmx -msse -m3dnow
>
> And before someone asks: profiling based optimization also does not
> change much about this (i tested this some time ago).
>
> The most likely explanation for your results to me seems the pentium 4
> being particularly bad at running code not specifically optimized for
> its design.

Note: You cannot compare 3.5 and 3.6 benchmark results as anti-aliasing
changed a bit and a photons change makes those much faster.  As such, only
the two 3.6 results you posted can be compared.

    Thorsten

____________________________________________________
Thorsten Froehlich, Duisburg, Germany
e-mail: tho### [at] trfde

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