PHP versus Node js 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. regex-redux source secs mem gz busy cpu load PHP 2.88 155,276 816 5.63 44% 79% 33% 38% Node js 9.53 756,856 668 12.74 71% 24% 13% 26% pidigits source secs mem gz busy cpu load PHP 2.11 9,064 399 2.14 100% 1% 0% 0% Node js 2.58 36,368 599 2.97 100% 6% 7% 2% k-nucleotide source secs mem gz busy cpu load PHP 41.32 169,460 1079 134.99 88% 75% 84% 79% Node js 26.32 397,472 1812 77.28 74% 71% 62% 87% binary-trees source secs mem gz busy cpu load PHP 51.13 1,584,360 751 187.68 90% 92% 95% 90% Node js 19.22 1,000,628 711 61.94 80% 82% 82% 79% reverse-complement source secs mem gz busy cpu load PHP 14.19 529,416 438 22.75 35% 54% 49% 21% Node js 4.10 1,340,368 1480 8.58 52% 56% 73% 28% spectral-norm source secs mem gz busy cpu load PHP 33.24 24,100 1152 128.43 95% 98% 98% 95% Node js 4.40 61,768 999 16.63 93% 97% 95% 93% fannkuch-redux source secs mem gz busy cpu load PHP 219.15 21,724 1160 870.05 99% 99% 99% 100% Node js 19.48 58,152 1313 77.05 99% 99% 99% 99% n-body source secs mem gz busy cpu load PHP 329.52 7,716 1082 348.91 21% 4% 43% 37% Node js 26.28 35,412 1268 28.03 2% 0% 4% 100% fasta source secs mem gz busy cpu load PHP 53.24 7,888 1062 56.38 88% 3% 2% 12% Node js 3.62 67,488 2047 10.61 72% 75% 72% 74% mandelbrot source secs mem gz busy cpu load PHP 105.40 122,084 875 418.58 99% 99% 100% 99% Node js 6.84 88,016 1122 26.99 98% 98% 99% 98% PHP PHP 7.4.5 (cli) (built: May 11 2020 13:25:48) ( NTS ) Copyright (c) The PHP Group Zend Engine v3.4.0, Copyright (c) Zend Technologies Node js v14.2.0 all PHP programs & measurements all Node js programs & measurements