The Computer Language
23.03 Benchmarks Game

Erlang versus Java 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 #3 40.36 39,932 1257 40.43
Java 10.71 40,324 1282 42.25
Java #2 46.85 38,492 514 46.91
Erlang 74.60 37,452 1038 292.72
n-body
source secs mem gz cpu secs
Java #5 6.77 40,632 1429 6.82
Java #4 6.86 40,516 1489 6.89
Java #2 7.32 40,508 1424 7.37
Java #3 7.38 40,492 1430 7.43
Java 7.76 40,724 1430 7.80
Erlang #3 105.24 36,704 1399 105.29
spectral-norm
source secs mem gz cpu secs
Java #3 1.54 42,324 756 5.93
Java 7.02 41,448 514 7.09
Java #2 2.39 41,092 950 9.25
Erlang #2 11.72 44,660 747 46.08
Erlang 62.36 48,128 507 62.43
mandelbrot
source secs mem gz cpu secs
Java #4 4.39 101,236 660 16.12
Java #2 4.11 83,924 796 16.21
Java #6 4.27 84,532 802 16.86
Java 25.66 40,860 665 25.73
Java #3 7.37 88,056 903 29.24
Erlang #4 49.04 67,316 806 195.16
Erlang #3 49.80 68,004 792 198.32
Erlang #2 51.19 763,060 613 202.88
Erlang 53.73 1,645,744 534 208.74
pidigits
source secs mem gz cpu secs
Java #3 0.92 38,380 764 0.95
Java #2 1.34 41,352 938 1.42
Erlang #3 6.96 53,880 562 8.04
Java 7.44 430,616 800 8.45
Erlang 7.79 70,480 559 8.54
Erlang #2 7.77 56,444 512 8.81
regex-redux
source secs mem gz cpu secs
Java 8.58 767,552 868 16.68
Java #6 5.40 637,728 740 17.08
Java #3 5.45 736,544 929 17.42
Erlang #6 22.15 4,805,940 1048 42.24
fasta
source secs mem gz cpu secs
Java #4 3.17 40,400 1524 3.27
Java #6 1.16 46,068 2543 3.65
Java #5 1.23 46,180 2473 3.79
Java #2 4.32 44,708 1257 4.45
Erlang #2 19.67 36,724 1164 21.11
Erlang 46.95 36,732 1039 64.91
k-nucleotide
source secs mem gz cpu secs
Java 5.03 361,196 1812 16.40
Java #6 7.17 357,700 1607 25.04
Java #3 7.12 357,568 1635 25.06
Java #4 35.38 201,052 1882 35.83
Java #5 18.82 208,376 2219 40.84
Erlang #3 76.09 844,732 937 213.42
Erlang 80.84 6,288,336 936 217.90
reverse-complement
source secs mem gz cpu secs
Java #6 3.02 2,027,152 752 3.69
Java #5 4.46 1,094,060 1108 4.58
Java #4 5.51 1,886,052 651 5.62
Java #7 24.15 1,032,956 1647 6.20
Erlang 24.66 3,150,476 1302 73.93
Erlang #4 107.81 2,009,304 1171 144.92
Erlang #3 165.14 6,530,100 630 167.54
Java #3   Bad Output  
Java #8   Bad Output  
binary-trees
source secs mem gz cpu secs
Java #4 4.47 2,116,292 840 5.15
Java #6 4.88 2,058,280 529 5.59
Java #3 4.91 2,101,240 540 5.61
Java #2 5.05 2,095,888 552 5.73
Java #7 2.52 1,726,148 835 7.89
Erlang 10.60 445,148 420 10.76
Erlang #2 4.61 459,720 478 13.63
Erlang

Erlang/OTP 25 [erts-13.1.4]
[source] [64-bit] [smp:4:4]
[ds:4:4:10] [async-threads:1] [jit]

Java

openjdk 20 2023-03-21
OpenJDK Runtime Environment
(build 20+36-2344)
OpenJDK 64-Bit Server VM
(build build 20+36-2344
mixed mode, sharing)