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This chart shows 3 comparisons - Time-used, Memory-used and Code-used ~ speed and size.
Each chart bar shows, for one unidentified benchmark, how much the fastest Perl program used compared to the fastest Java 7 -server program.
Look at speed another way - look at a box plot of Time-used data.
This table shows 3 comparisons - Time-used, Memory-used and Code-used ~ speed and size.
Each table row shows, for one named benchmark, how much the fastest Perl program used compared to the fastest Java 7 -server program.
| Perl used what fraction? used how many times more? | ||||
|---|---|---|---|---|
| Benchmark | Time | Memory | Code | |
| pidigits | ± | 1/14 | 1/5 | |
| regex-dna | ± | 1/4 | 1/2 | |
| reverse-complement | 2× | ± | 1/3 | |
| k-nucleotide | 8× | 2× | 1/7 | |
| binary-trees | 38× | ± | ± | |
| fannkuch-redux | 48× | 1/11 | 1/3 | |
| fasta | 49× | 1/8 | 1/2 | |
| spectral-norm | 56× | 1/5 | ± | |
| n-body | 60× | 1/8 | ± | |
| mandelbrot | 108× | 1/27 | 1/2 | |
| Perl used what fraction? used how many times more? | |||||||
|---|---|---|---|---|---|---|---|
| Time-used | |- | |--- | 25% | median | 75% | ---| | -| |
| (Elapsed secs) | ± | ± | 2× | 43× | 56× | 108× | 108× |
± read the measurements and then read the program source code.
This table shows 5 measurements - CPU Time, Elapsed Time, Memory, Code and ≈ CPU Load ~ speed and size.
For each named benchmark, measurements of the fastest Perl program are shown for comparison against measurements of the fastest Java 7 -server program.
| Program Source Code | CPU secs | Elapsed secs | Memory KB | Code B | ≈ CPU Load |
|---|---|---|---|---|---|
| pidigits | |||||
| Perl | 5.55 | 5.55 | 3,832 | 385 | 0% 0% 0% 100% |
| Java 7 -server | 6.00 | 6.01 | 53,768 | 1826 | 1% 0% 0% 100% |
| regex-dna | |||||
| Perl | 28.96 | 29.03 | 139,976 | 527 | 0% 0% 0% 100% |
| Java 7 -server | 22.95 | 23.00 | 561,436 | 1284 | 0% 0% 0% 100% |
| reverse-complement | |||||
| Perl | 2.85 | 2.87 | 374,416 | 284 | 1% 1% 0% 100% |
| Java 7 -server | 1.79 | 1.83 | 514,512 | 745 | 2% 1% 2% 100% |
| k-nucleotide | |||||
| Perl | 222.16 | 222.31 | 783,240 | 359 | 0% 0% 0% 100% |
| Java 7 -server | 29.02 | 29.10 | 521,820 | 2431 | 0% 0% 0% 100% |
| binary-trees | |||||
| Perl | 624.80 | 625.34 | 480,280 | 448 | 0% 0% 0% 100% |
| Java 7 -server | 16.44 | 16.48 | 499,416 | 603 | 0% 0% 0% 100% |
| fannkuch-redux | |||||
| Perl | 3,370.62 | 3,371.75 | 1,540 | 457 | 0% 0% 0% 100% |
| Java 7 -server | 69.96 | 69.99 | 17,020 | 1282 | 0% 0% 0% 100% |
| fasta | |||||
| Perl | 252.18 | 252.30 | 2,140 | 934 | 0% 0% 0% 100% |
| Java 7 -server | 5.18 | 5.19 | 18,044 | 1507 | 1% 0% 1% 100% |
| spectral-norm | |||||
| Perl | 947.33 | 947.68 | 3,920 | 343 | 0% 0% 0% 100% |
| Java 7 -server | 16.99 | 17.00 | 18,244 | 514 | 0% 0% 0% 100% |
| n-body | |||||
| Perl | 1,358.33 | 1,358.81 | 2,060 | 1140 | 0% 0% 0% 100% |
| Java 7 -server | 22.51 | 22.51 | 16,940 | 1424 | 0% 0% 0% 100% |
| mandelbrot | |||||
| Perl | 2,561.57 | 2,562.31 | 2,588 | 370 | 0% 0% 0% 100% |
| Java 7 -server | 23.74 | 23.75 | 69,696 | 796 | 0% 0% 0% 100% |
| fasta-redux | |||||
| Java 7 -server | 0.12 | 0.12 | ? | 1443 | 0% 8% 0% 100% |
Remember - those are just the fastest Perl and Java 7 -server programs measured on this OS/machine. Check if there are other implementations of these benchmark programs for Perl.
Maybe one of those other Perl programs is fastest on a different OS/machine.
Remember - those are just the fastest Perl and Java 7 -server programs measured on this OS/machine. Check if there are faster implementations of these benchmark programs for other programming languages.
Maybe one of those other programs is fastest on a different OS/machine.
This is perl 5, version 14, subversion 1 (v5.14.1) built for x86_64-linux
Compile-time options: PERL_DONT_CREATE_GVSV PERL_MALLOC_WRAP PERL_PRESERVE_IVUV USE_64_BIT_ALL USE_64_BIT_INT USE_LARGE_FILES USE_PERLIO USE_PERL_ATOF
optimize='-O2'
Compare to built for x86_64-linux-gnu-thread-multi
Home Page: http://www.perl.org/
Download: http://www.cpan.org/src/5.0/