The Computer Language
25.03 Benchmarks Game

Java versus Node.js

How the programs are written matters! Always look at the source code.

If the fastest programs are flagged * possible hand-written vector instructions or "unsafe" or naked ffi, does the host language matter? You might be more interested in the less optimised programs — more seconds, less gz source code.

fannkuch-redux      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java #3 40.02 40.12—40.21 62,652 1264 1.69
Java 10.48 42.17—43.29 62,661 1289 1.73
Node.js #5 11.07 43.76—44.47 111,055 1320 0.14
Java #2 45.41 45.13—51.49 60,027 520 1.68
Java #8 46.66 49.88—55.68 59,994 517 1.65
Node.js #8 58.32 58.31 64,094 452 0.13
n-body      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java #4 6.92 6.94 60,592 1495 1.65
Java #5 7.34 7.39 61,669 1435 1.78
Java #2 7.51 7.53 60,846 1430 1.71
Java #3 7.52 7.54 61,186 1436 1.65
Java #8 7.61 7.66 60,953 1322 1.67
Java 7.89 7.91 61,276 1437 1.70
Node.js #6 8.55 8.60—8.73 67,244 1274 0.11
Node.js #8 9.63 9.64—9.99 66,695 1173 0.16
spectral-norm      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Node.js #7 5.40 5.40 66,163 420 0.12
Node.js 5.41 5.38—5.51 67,637 326 0.15
Java 5.47 5.51 61,817 521 1.51
Java #8 5.47 5.51 62,308 453 1.72
Java #3 1.61 6.01 62,812 762 1.68
Node.js #6 1.60 6.03 116,212 1002 0.14
Java #2 1.65 6.16—6.20 61,784 956 2.76
Node.js #8 6.53 6.53 66,642 355 0.14
mandelbrot      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Node.js #3 4.05 15.86—15.92 144,757 1128 0.15
Java #2 4.16 16.30—16.44 101,253 802 1.72
Java #4 4.44 16.15—16.21 124,953 667 1.66
Java #6 4.21 16.67—17.00 100,794 808 1.78
Java 24.54 24.65—24.78 60,711 671 1.81
Java #8 27.72 27.85—27.91 63,836 441 1.74
Java #3 7.11 28.81—34.50 101,401 910 1.91
Node.js #2 29.41 29.44 73,617 422 0.11
Node.js 69.02 72.84—75.47 69,100 380 0.15
Node.js #8 70.31 73.08—75.99 68,338 412 0.11
fasta      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java #4 3.32 3.42 62,726 1528 1.74
Java #6 1.20 3.73 68,055 2549 1.91
Java #5 1.27 3.95—4.17 68,420 2478 1.86
Java #2 4.41 4.64—4.73 65,995 1259 1.75
* Node.js #5 2.56 7.10—7.15 120,930 2050 0.14
Java #8 10.27 10.94—11.09 202,166 894 1.99
Node.js #8 18.98 19.26—19.53 74,129 742 0.13
Node.js 38.55 39.18—39.87 71,639 815 0.14
k-nucleotide      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java 4.94 16.37—17.19 459,260 1821 2.19
Java #3 7.25 25.39—25.58 389,857 1642 2.01
Java #6 7.27 25.30—26.29 389,628 1614 2.19
Java #4 34.38 34.66—36.43 218,042 1887 2.05
Node.js #3 15.99 43.91—44.53 448,524 1817 0.14
Java #5 20.48 44.95—46.24 243,007 2225 2.12
Java #8 79.72 83.79—87.16 1,484,460 786 2.09
Node.js #8 105.52 109.35—113.96 734,392 678 0.13
Node.js #2 35.57 110.72—113.74 1,897,566 941 0.13
Node.js 37.72 115.01—117.24 1,361,019 1011 0.13
reverse-complement      
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java #6 3.20 3.84 2,103,058 760 1.69
Java #5 4.81 4.93—5.10 1,143,575 1115 1.66
Java #4 5.73 5.87—5.94 1,958,097 656 1.58
* Node.js #2 15.53 16.25—16.39 763,048 1228 0.14
* Node.js #7   Bad Output  
Java #7   Bad Output  
Java #3   Bad Output  
binary-trees      [ Contentious. Different approaches. ]
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
Java #4 4.45 5.56—5.91 1,804,603 846 2.63
Java #6 4.91 5.73—5.77 1,792,643 535 1.59
Java #3 4.92 5.73—5.85 1,733,562 546 1.55
Java #2 5.05 5.84—5.91 1,792,967 558 1.78
Java #7 2.62 8.09—8.18 1,778,696 841 1.88
Node.js #7 16.07 28.29—28.55 1,128,059 458 0.10
Node.js #6 8.61 30.92—31.04 1,275,720 752 0.06
Node.js 8.94 33.89—34.14 1,389,228 717 0.09
pidigits      [ Contentious. Different libraries. ]
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
* Java #3 0.84 0.86 60,424 770 1.73
Node.js #4 1.15 1.16 71,688 487 0.14
* Java #4 1.05 1.27 78,606 733 3.62
* Java #2 1.34 1.41 65,090 944 1.71
Java 7.72 8.78—8.83 453,767 807 1.56
Node.js #2 12.17 12.15—12.42 102,679 405 0.10
Node.js #3 12.25 12.23—12.38 102,257 431 0.12
regex-redux      [ Contentious. Different libraries. ]
  elapsed Mean or 95% CI      
source secs cpu secs mem gz make
* Java #2 1.60 3.19 386,425 2201 3.75
Node.js #3 4.35 5.71—5.92 840,503 675 0.12
Node.js #4 5.47 5.63—5.76 1,036,935 471 0.14
Java 8.45 16.81—16.98 533,582 875 1.81
Java #6 5.61 17.10—17.43 1,287,463 746 1.82
Java #3 5.30 17.04—17.22 636,994 935 1.82
Java

java 23 2024-09-17
Java HotSpot(TM) 64-Bit Server VM
(build 23+37-2369,
mixed mode, sharing)

Node.js

v23.8.0