VW Smalltalk versus Pharo Smalltalk fastest programs Always look at the source code. These are only the fastest programs. Look at the other programs. They may seem more-like a fair comparison to you. mandelbrot source secs mem gz busy cpu load VW Smalltalk 168.51 178,660 929 582.35 87% 96% 75% 88% Pharo Smalltalk 624.54 106,228 562 634.09 0% 66% 35% 1% spectral-norm source secs mem gz busy cpu load VW Smalltalk 33.65 246,512 1047 111.23 80% 82% 84% 85% Pharo Smalltalk 99.75 104,976 674 101.29 1% 18% 82% 1% binary-trees source secs mem gz busy cpu load VW Smalltalk 32.55 375,964 930 83.17 73% 64% 58% 61% Pharo Smalltalk 69.41 340,932 669 70.38 0% 74% 27% 0% fasta source secs mem gz busy cpu load VW Smalltalk 48.54 55,108 1539 53.76 40% 0% 65% 5% Pharo Smalltalk 70.90 104,944 1379 71.83 1% 0% 100% 1% k-nucleotide source secs mem gz busy cpu load VW Smalltalk 651.32 381,100 1317 659.29 1% 13% 87% 1% Pharo Smalltalk 935.08 369,300 1100 948.12 3% 12% 75% 12% pidigits source secs mem gz busy cpu load VW Smalltalk 15.22 55,620 753 15.31 0% 0% 100% 0% Pharo Smalltalk 19.21 123,704 698 19.52 100% 1% 1% 0% n-body source secs mem gz busy cpu load VW Smalltalk 199.03 54,988 1782 202.03 1% 91% 9% 1% Pharo Smalltalk 209.89 104,924 1801 212.68 1% 78% 23% 0% fannkuch-redux source secs mem gz busy cpu load VW Smalltalk 714.56 55,020 916 722.40 0% 100% 0% 1% Pharo Smalltalk 745.27 107,024 865 769.49 2% 8% 91% 1% reverse-complement source secs mem gz busy cpu load VW Smalltalk Bad Output Pharo Smalltalk 261.22 1,096,812 713 293.17 48% 8% 5% 51% regex-redux source secs mem gz busy cpu load No program contribute your program Pharo Smalltalk Failed VW Smalltalk VisualWorks® 8.3 Aug 19 2017 Pharo Smalltalk Pharo8.0.0 build: 1122, commit: bbcdf97 all VW Smalltalk programs & measurements all Pharo Smalltalk programs & measurements