These graphs tell me
1. Perl is slightly faster. 2. Perl uses much less memory on average 3. Perl uses less code.
http://shootout.alioth.debian.org/u32/benchmark.php?test=all...
http://shootout.alioth.debian.org/u32q/benchmark.php?test=al...
However, on Ruby18 you do have a substantially bigger problem:
http://shootout.alioth.debian.org/u32/benchmark.php?test=all...
Lies, Damned lies.