Python 3 versus Java fastest performance
How the programs are written matters! Always look at the source code.
If the fastest programs are hand-written vector instructions, does the host language matter? You might be more interested in the less optimised programs — more seconds, less gz source code.
fannkuch-redux | ||||
---|---|---|---|---|
source | secs | mem | gz | cpu secs |
Java #3 | 40.17 | 42,908 | 1264 | 40.27 |
Java | 10.98 | 43,096 | 1289 | 43.08 |
Java #2 | 46.46 | 40,772 | 520 | 46.52 |
Python 3 #6 | 895.57 | 19,652 | 391 | 895.53 |
Python 3 #4 | 291.14 | 19,652 | 960 | 1,150.83 |
n-body | ||||
source | secs | mem | gz | cpu secs |
Java #5 | 6.79 | 41,548 | 1435 | 6.83 |
Java #4 | 6.91 | 41,168 | 1495 | 6.94 |
Java #2 | 7.58 | 41,460 | 1430 | 7.62 |
Java #3 | 7.63 | 41,452 | 1436 | 7.67 |
Java | 7.89 | 41,464 | 1437 | 7.93 |
Python 3 | 354.45 | 19,652 | 1201 | 354.43 |
Python 3 #2 | 360.53 | 19,652 | 1247 | 360.52 |
spectral-norm | ||||
source | secs | mem | gz | cpu secs |
Java #3 | 1.68 | 42,924 | 762 | 6.37 |
Java | 7.08 | 42,364 | 521 | 7.15 |
Java #2 | 2.44 | 41,988 | 956 | 9.44 |
Python 3 #7 | 85.35 | 19,660 | 425 | 338.99 |
Python 3 #6 | 343.12 | 19,660 | 334 | 343.11 |
Python 3 #8 | 89.19 | 19,660 | 415 | 354.24 |
mandelbrot | ||||
source | secs | mem | gz | cpu secs |
Java #2 | 4.14 | 81,668 | 802 | 16.25 |
Java #4 | 4.44 | 104,696 | 667 | 16.25 |
Java #6 | 4.31 | 81,888 | 808 | 16.97 |
Java | 25.75 | 41,428 | 671 | 25.81 |
Java #3 | 7.42 | 81,216 | 910 | 29.33 |
Python 3 #7 | 158.82 | 19,652 | 698 | 634.14 |
Python 3 #3 | 813.16 | 19,652 | 319 | 813.13 |
Python 3 #2 | 212.22 | 102,584 | 790 | 846.26 |
Python 3 #5 | 247.80 | 19,652 | 463 | 989.79 |
pidigits | ||||
source | secs | mem | gz | cpu secs |
Java #3 | 0.94 | 40,944 | 770 | 0.96 |
Python 3 #3 | 1.33 | 19,652 | 573 | 1.33 |
Java #2 | 1.35 | 44,528 | 944 | 1.42 |
Python 3 #4 | 4.61 | 19,652 | 348 | 4.61 |
Java | 7.63 | 491,600 | 807 | 8.66 |
Python 3 #5 | ||||
regex-redux | ||||
source | secs | mem | gz | cpu secs |
Python 3 #2 | 1.35 | 168,036 | 1411 | 2.63 |
Python 3 | 8.84 | 432,748 | 515 | 16.23 |
Java | 8.47 | 662,708 | 875 | 16.79 |
Java #6 | 5.59 | 1,235,356 | 746 | 17.14 |
Java #3 | 5.25 | 629,428 | 935 | 17.37 |
fasta | ||||
source | secs | mem | gz | cpu secs |
Java #4 | 3.16 | 42,812 | 1528 | 3.27 |
Java #6 | 1.18 | 48,364 | 2549 | 3.74 |
Java #5 | 1.26 | 48,824 | 2478 | 4.17 |
Java #2 | 4.39 | 47,624 | 1259 | 4.56 |
Python 3 #2 | 37.94 | 19,652 | 1126 | 37.94 |
Python 3 #3 | 38.31 | 19,652 | 1007 | 38.30 |
Python 3 #5 | 28.13 | 827,220 | 1951 | 55.72 |
Python 3 | 57.01 | 19,652 | 823 | 57.01 |
k-nucleotide | ||||
source | secs | mem | gz | cpu secs |
Java | 5.02 | 369,032 | 1821 | 16.31 |
Java #3 | 7.26 | 365,384 | 1642 | 25.09 |
Java #6 | 7.26 | 365,680 | 1614 | 25.28 |
Java #4 | 34.70 | 195,564 | 1887 | 35.08 |
Java #5 | 20.44 | 218,932 | 2225 | 44.56 |
Python 3 #3 | 50.62 | 262,400 | 1970 | 193.35 |
Python 3 #8 | 73.69 | 506,368 | 663 | 226.37 |
Python 3 #9 | 63.78 | 379,776 | 614 | 228.11 |
Python 3 | 232.37 | 499,456 | 499 | 231.68 |
reverse-complement | ||||
source | secs | mem | gz | cpu secs |
Java #6 | 3.40 | 2,031,576 | 760 | 4.06 |
Python 3 #3 | 4.82 | 508,760 | 803 | 4.82 |
Java #5 | 4.78 | 1,096,264 | 1115 | 4.92 |
Java #4 | 5.59 | 1,890,020 | 656 | 5.71 |
Java #7 | 23.61 | 1,036,152 | 1654 | 6.24 |
Python 3 #5 | 4.03 | 1,500,508 | 960 | 7.30 |
Python 3 #2 | 10.13 | 1,788,624 | 440 | 10.12 |
Python 3 | 10.36 | 1,986,924 | 484 | 10.36 |
Python 3 #6 | 7.71 | 2,484,208 | 821 | 11.18 |
Python 3 #4 | 13.85 | 4,003,072 | 343 | 13.85 |
Java #3 | ||||
Java #8 | ||||
binary-trees | ||||
source | secs | mem | gz | cpu secs |
Java #4 | 4.46 | 1,957,564 | 846 | 5.19 |
Java #3 | 4.90 | 2,032,184 | 546 | 5.67 |
Java #6 | 5.02 | 2,065,280 | 535 | 5.79 |
Java #2 | 5.11 | 2,064,188 | 558 | 5.83 |
Java #7 | 2.59 | 1,718,620 | 841 | 8.08 |
Python 3 #2 | 105.82 | 272,384 | 344 | 105.81 |
Python 3 #5 | 34.55 | 274,944 | 669 | 123.08 |
Python 3 | 35.50 | 277,632 | 597 | 126.38 |
Python 3 #4 | 34.68 | 277,504 | 481 | 127.31 |
Python 3 #3 | 49.75 | 672,384 | 1247 | 143.18 |
Python 3 | ||||
Java |