Java versus Java Corretto fastest performance
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 | 9.88 | 42,988 | 1289 | 38.79 |
| Java #3 | 41.41 | 42,648 | 1264 | 41.49 |
| Java #2 | 45.51 | 40,788 | 520 | 45.56 |
| n-body | ||||
| source | secs | mem | gz | cpu secs |
| Java #5 | 6.79 | 41,852 | 1435 | 6.84 |
| Java #4 | 6.88 | 41,524 | 1495 | 6.93 |
| Java #3 | 7.47 | 41,608 | 1436 | 7.52 |
| Java #2 | 7.49 | 41,856 | 1430 | 7.54 |
| Java | 7.83 | 42,180 | 1437 | 7.88 |
| spectral-norm | ||||
| source | secs | mem | gz | cpu secs |
| Java | 5.70 | 43,000 | 521 | 5.77 |
| Java #3 | 1.67 | 43,396 | 762 | 6.22 |
| Java #2 | 1.73 | 42,584 | 956 | 6.57 |
| mandelbrot | ||||
| source | secs | mem | gz | cpu secs |
| Java #4 | 4.40 | 104,332 | 667 | 16.12 |
| Java #2 | 4.13 | 86,296 | 802 | 16.26 |
| Java #6 | 4.28 | 86,040 | 808 | 16.89 |
| Java | 25.70 | 41,976 | 671 | 25.76 |
| Java #3 | 7.81 | 90,536 | 910 | 30.88 |
| pidigits | ||||
| source | secs | mem | gz | cpu secs |
| Java #3 | 0.93 | 40,828 | 770 | 0.96 |
| Java #2 | 1.35 | 44,468 | 944 | 1.42 |
| Java | 7.67 | 504,464 | 807 | 8.66 |
| regex-redux | ||||
| source | secs | mem | gz | cpu secs |
| Java | 8.46 | 668,608 | 875 | 16.66 |
| Java #3 | 5.26 | 672,112 | 935 | 16.85 |
| Java #6 | 5.62 | 1,236,384 | 746 | 17.22 |
| fasta | ||||
| source | secs | mem | gz | cpu secs |
| Java #4 | 3.19 | 42,732 | 1528 | 3.28 |
| Java #6 | 1.18 | 48,744 | 2549 | 3.68 |
| Java #5 | 1.24 | 48,848 | 2478 | 4.14 |
| Java #2 | 4.34 | 47,392 | 1259 | 4.49 |
| k-nucleotide | ||||
| source | secs | mem | gz | cpu secs |
| Java | 4.59 | 362,132 | 1821 | 14.87 |
| Java #6 | 7.19 | 359,480 | 1614 | 25.19 |
| Java #3 | 7.13 | 358,940 | 1642 | 25.21 |
| Java #4 | 39.71 | 209,956 | 1887 | 40.17 |
| Java #5 | 20.53 | 215,532 | 2225 | 45.93 |
| reverse-complement | ||||
| source | secs | mem | gz | cpu secs |
| Java #6 | 3.34 | 2,031,280 | 760 | 3.97 |
| Java #5 | 4.73 | 1,096,488 | 1115 | 4.87 |
| Java #4 | 5.46 | 1,889,724 | 656 | 5.57 |
| Java #7 | 22.92 | 1,035,744 | 1654 | 6.29 |
| Java #3 | Bad Output | |||
| Java #8 | Bad Output | |||
| binary-trees | ||||
| source | secs | mem | gz | cpu secs |
| Java #6 | 4.83 | 2,110,164 | 535 | 5.54 |
| Java #3 | 4.81 | 2,104,532 | 546 | 5.55 |
| Java #4 | 4.99 | 2,108,280 | 846 | 5.70 |
| Java #2 | 5.16 | 2,349,640 | 558 | 5.92 |
| Java #7 | 2.56 | 1,723,764 | 841 | 8.08 |
| Java | java 21.0.2 2024-01-16 LTS | |||
| Java Corretto | openjdk 19.0.2 2023-01-17 | |||