[Python-Dev] Python 3.3 vs. Python 2.7 benchmark results (again, but this time more solid numbers)

[Brett Cannon]

On Mon, Oct 29, 2012 at 3:22 PM, Antoine Pitrou <solipsis at pitrou.net> wrote:

> On Mon, 29 Oct 2012 09:56:57 -0400
> Brett Cannon <brett at python.org> wrote:
>
> > To see if the bad iterative_count and threaded_count results were
> > consistently bad, I ran the benchmark suite on my MacBook Pro to see how
> > "reliable" the benchmarks were. The output is below.
> >
> > Basically 6 benchmarks (regex_effbot, queens, startup_nosite,
> > iterative_count, threaded_count, and telco) had a variance of more than
> 15%
> > performance between my 2 computers, although queens, iterative_count, and
> > threaded_count were the only ones that swung between neutral/good to bad
> > depending on the machine (the rest either want from bad to very bad, or
> > very good to more very good).
>
> This is using different compilers on the 2 computers, right?


Yes: gcc 4.6.3 on Linux and Clang 3.1 on OS X.
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