The Computer Language
Benchmarks Game

Python 3 programs versus C++ g++

by benchmark task performance

pidigits
source secs mem gz cpu cpu load
Python 3 3.43 12,716 386 3.43 100% 1% 1% 0%
C++ g++ 1.88 4,276 513 1.88 0% 100% 1% 0%
reverse-complement
source secs mem gz cpu cpu load
Python 3 3.26 264,596 814 4.67 18% 99% 1% 26%
C++ g++ 0.64 247,800 2280 1.03 89% 22% 31% 30%
regex-redux
source secs mem gz cpu cpu load
Python 3 15.22 447,324 512 27.44 25% 33% 32% 91%
C++ g++ 1.61 203,572 1315 4.18 100% 52% 57% 54%
k-nucleotide
source secs mem gz cpu cpu load
Python 3 77.65 182,700 1967 302.86 97% 99% 97% 98%
C++ g++ 7.75 165,180 1276 26.02 80% 96% 82% 79%
binary-trees
source secs mem gz cpu cpu load
Python 3 93.55 280,624 589 337.74 92% 89% 87% 93%
C++ g++ 2.55 135,568 809 7.99 85% 96% 69% 66%
fasta
source secs mem gz cpu cpu load
Python 3 59.47 15,996 1947 138.97 55% 55% 63% 66%
C++ g++ 1.49 4,372 2324 5.28 89% 88% 90% 90%
fannkuch-redux
source secs mem gz cpu cpu load
Python 3 565.97 15,528 950 2,172.63 95% 94% 95% 100%
C++ g++ 10.61 2,044 980 41.90 100% 96% 100% 100%
spectral-norm
source secs mem gz cpu cpu load
Python 3 180.97 15,876 443 720.51 100% 100% 100% 100%
C++ g++ 2.02 1,332 1044 7.91 99% 99% 99% 99%
n-body
source secs mem gz cpu cpu load
Python 3 838.39 10,324 1196 838.20 95% 1% 5% 0%
C++ g++ 8.23 1,856 1763 8.23 100% 1% 1% 0%
mandelbrot
source secs mem gz cpu cpu load
Python 3 225.24 15,736 688 899.25 100% 100% 100% 100%
C++ g++ 1.64 27,636 1002 6.51 100% 99% 100% 99%
Python 3

Python 3.6.3

C++ g++

g++ (Ubuntu 7.2.0-8ubuntu3) 7.2.0