make faster Richards benchmark

[Meno]

Peter Hansen <peter at engcorp.com> wrote in message news:<osGdnfaC2oTOtjndRVn-tw at powergate.ca>...
> Simon Wittber wrote:
> 
> >>>And Simon: "I just tried the benchmark with Psyco, and cut the run
> >>>time for input=10000 from 8.1 seconds to 3.4"
> >>>
> >>
> >>What platform is this on?
> > 
> > WinXP, P4 2.6GHZ, 512MB RAM
> 
> Hmm... did anyone else confirm your numbers, so that I'm
> the odd man out?
> 
> I'm using Python 2.3.3 and the latest download of Psyco
> for it.
> 
> If you're using that too, the only apparent difference is
> the CPU.  Is it possible that could make such a significant
> difference?  (Unlikely at best, I'd say.)
> 
> -Peter


On AMD XP 2500 and 512 MB RAM: gone from 855430 ticks to 503353 ticks
with psyco. That is I think 41% less time.

Peter, note that getting it to run twice as fast "only" means 50% less
time. Maybe that is what you should compare with your 38%...

Nemo.