Node js versus TypeScript 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. spectral-norm source secs mem gz busy cpu load Node js 1.68 62,068 999 6.05 89% 90% 91% 90% TypeScript 5.38 32,860 441 5.43 100% 0% 0% 0% fannkuch-redux source secs mem gz busy cpu load Node js 12.10 57,164 1313 47.74 98% 98% 99% 99% TypeScript 14.89 56,476 1427 58.79 99% 99% 99% 98% mandelbrot source secs mem gz busy cpu load Node js 4.01 86,468 1122 15.74 98% 98% 99% 98% TypeScript 4.03 87,324 1183 15.77 97% 99% 97% 97% regex-redux source secs mem gz busy cpu load Node js 4.27 1,064,544 668 5.47 4% 2% 75% 47% TypeScript 4.29 1,081,968 680 5.35 33% 47% 1% 44% n-body source secs mem gz busy cpu load Node js 8.35 35,628 1268 8.48 1% 100% 0% 0% TypeScript 8.37 35,864 1293 8.73 100% 3% 0% 2% binary-trees source secs mem gz busy cpu load Node js 5.83 1,204,544 711 19.61 86% 82% 84% 85% TypeScript 5.63 1,170,752 797 18.84 88% 84% 83% 79% reverse-complement source secs mem gz busy cpu load Node js 2.19 1,340,520 1480 4.46 48% 55% 50% 50% TypeScript Failed pidigits source secs mem gz busy cpu load Node js 1.32 36,176 599 1.50 3% 2% 8% 100% TypeScript Failed k-nucleotide source secs mem gz busy cpu load Node js 15.06 398,672 1812 41.57 76% 60% 48% 92% TypeScript Failed fasta source secs mem gz busy cpu load Node js 2.04 67,420 2047 6.33 76% 85% 75% 74% TypeScript Failed Node js v14.4.0 TypeScript Version 3.9.5 node.js v14.4.0 all Node js programs & measurements all TypeScript programs & measurements