The Computer Language
Benchmarks Game

Ruby versus Python 3 fastest programs

Always look at the source code.

These are only the fastest programs. Look at the other programs. They may seem more-like a fair comparison to you.

n-body
source secs mem gz busy cpu load
Ruby 374.51 25,668 1137 387.63 67% 20% 2% 14%
Python 3 865.18 8,176 1196 874.96 2% 20% 79% 0%
binary-trees
source secs mem gz busy cpu load
Ruby 44.61 531,600 1096 125.16 67% 72% 60% 81%
Python 3 80.30 448,004 589 286.50 95% 87% 87% 88%
fannkuch-redux
source secs mem gz busy cpu load
Ruby 303.19 26,680 1444 1,169.40 100% 91% 98% 97%
Python 3 534.40 47,236 950 2,104.05 99% 97% 99% 99%
fasta
source secs mem gz busy cpu load
Ruby 51.74 123,240 1069 55.08 43% 44% 2% 17%
Python 3 63.55 844,180 1947 129.71 40% 71% 33% 61%
spectral-norm
source secs mem gz busy cpu load
Ruby 150.32 26,188 839 585.35 97% 97% 97% 97%
Python 3 169.87 49,188 417 675.02 100% 99% 99% 99%
reverse-complement
source secs mem gz busy cpu load
Ruby 20.99 1,611,616 295 27.84 98% 7% 18% 9%
Python 3 16.93 1,777,852 434 17.58 78% 21% 4% 0%
mandelbrot
source secs mem gz busy cpu load
Ruby 335.33 66,188 931 1,339.92 100% 100% 100% 100%
Python 3 259.50 48,192 688 1,036.70 100% 100% 100% 100%
pidigits
source secs mem gz busy cpu load
Ruby 3.23 380,036 485 4.90 12% 50% 52% 37%
Python 3 2.38 12,120 567 2.44 0% 3% 1% 98%
k-nucleotide
source secs mem gz busy cpu load
Ruby 103.71 400,128 859 377.05 95% 85% 95% 89%
Python 3 72.24 199,856 1967 275.38 94% 94% 96% 96%
regex-redux
source secs mem gz busy cpu load
Ruby 15.97 277,888 726 33.81 41% 76% 59% 36%
Python 3 2.12 111,692 1403 4.20 35% 41% 88% 34%
Ruby

ruby 2.7.0p0 (2019-12-25 revision 647ee6f091) [x86_64-linux]
--jit

Python 3

Python 3.8.0