The Computer Language
22.05 Benchmarks Game

Fastest cpu secs Free Pascal versus Java

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 cpu seconds, less gz source code.

fannkuch-redux
source mem gz cpu
Java #3 35,324 1257 41.17
Java 35,824 1282 41.74
Free Pascal 1,872 1024 42.10
Java #2 34,244 514 44.98
n-body
source mem gz cpu
Free Pascal #2 8 1322 6.28
Free Pascal 8 1308 6.28
Java #5 34,252 1429 6.79
Java #4 34,076 1489 6.79
Free Pascal #3 8 1418 7.16
Java #3 34,612 1430 7.50
Java #2 34,704 1424 7.50
Java 37,380 1430 7.83
spectral-norm
source mem gz cpu
Free Pascal #3 1,456 625 5.70
Free Pascal #2 1,376 542 5.70
Java #3 38,428 756 5.94
Java 37,288 514 9.76
Java #2 37,368 950 10.07
Free Pascal 8 423 11.77
mandelbrot
source mem gz cpu
Free Pascal #8 31,080 952 15.40
Java #4 66,304 660 16.16
Java #2 68,860 796 16.21
Java #6 67,432 802 16.92
Free Pascal #7 36,828 924 26.12
Free Pascal #3 8 526 26.53
Java 34,252 665 27.75
Java #3 69,200 903 29.18
Free Pascal #2 32,984 825 29.43
Free Pascal 32,904 825 29.43
Free Pascal #6 35,920 781 29.66
pidigits
source mem gz cpu
Free Pascal #3 2,188 487 0.73
Java #3 35,700 764 0.82
Java #2 38,328 938 1.53
Free Pascal #2 2,560 797 4.48
Java 513,728 800 8.94
Free Pascal 656 3047 14.64
regex-redux
source mem gz cpu
Java 924,116 868 17.12
Java #6 728,332 740 17.16
Java #3 741,028 929 17.34
Free Pascal #2   Failed  
Free Pascal   Failed  
fasta
source mem gz cpu
Java #4 36,800 1524 3.41
Java #6 42,416 2543 3.52
Java #5 42,532 2473 4.14
Java #2 36,812 1257 4.46
Free Pascal #6 8 1190 5.58
Free Pascal #5 8 1220 5.64
k-nucleotide
source mem gz cpu
Java 349,544 1812 16.17
Java #6 343,684 1607 25.67
Java #3 344,652 1635 25.73
Java #4 199,824 1882 37.48
Java #5 210,368 2219 43.27
reverse-complement
source mem gz cpu
Java #8 665,804 2183 3.49
Free Pascal #2 514,916 771 3.70
Java #6 2,024,016 752 4.15
Java #5 1,088,392 1108 4.92
Java #3 1,170,232 1722 5.09
Java #4 1,881,900 651 5.41
Java #7 1,030,892 1647 23.16
binary-trees
source mem gz cpu
Free Pascal #6 132,368 936 4.67
Free Pascal #7 132,372 968 4.98
Free Pascal #5 132,616 923 5.05
Java #3 2,106,820 540 5.19
Java #6 2,093,916 529 5.35
Java #4 2,079,388 840 5.44
Java #2 1,877,464 552 5.45
Java #7 2,460,388 835 7.73
Free Pascal

Free Pascal Compiler
version 3.2.2 [2021/05/16]

Java

openjdk 18 2022-03-22
OpenJDK Runtime Environment
(build 18+36-2087)
OpenJDK 64-Bit Server VM
(build 18+36-2087,
mixed mode, sharing)