Konstantin Levinski wrote:
> It _could_ be very slow, if you set out to make it so. Othervise, they
> are comparable in speed.
> http://shootout.alioth.debian.org/

Perl & Ruby
http://shootout.alioth.debian.org/gp4/benchmark.php?test=all&lang=perl&lang2=ruby

Python & Ruby
http://shootout.alioth.debian.org/gp4/benchmark.php?test=all&lang=python&lang2=ruby

Psyco & Ruby
http://shootout.alioth.debian.org/gp4sandbox/benchmark.php?test=all&lang=psyco&lang2=yarv