Go programs versus Java by benchmark task performance pidigits source secs mem gz cpu cpu load Go 2.02 9,256 603 2.02 0% 0% 100% 0% Java 3.13 36,984 938 3.36 4% 4% 99% 3% fannkuch-redux source secs mem gz cpu cpu load Go 14.72 1,540 900 58.65 100% 100% 99% 100% Java 18.27 31,820 1282 72.06 99% 99% 98% 98% mandelbrot source secs mem gz cpu cpu load Go 5.48 30,912 905 21.79 99% 99% 99% 100% Java 6.10 76,520 796 23.59 97% 98% 98% 96% spectral-norm source secs mem gz cpu cpu load Go 3.94 2,344 548 15.71 100% 100% 100% 100% Java 4.38 35,388 950 16.80 96% 96% 95% 97% fasta source secs mem gz cpu cpu load Go 2.08 3,640 1358 5.69 84% 66% 70% 56% Java 2.27 43,628 2473 5.93 51% 75% 57% 81% n-body source secs mem gz cpu cpu load Go 21.37 1,536 1310 21.38 0% 0% 100% 0% Java 22.17 33,040 1489 22.27 100% 1% 0% 1% reverse-complement source secs mem gz cpu cpu load Go 4.00 824,356 611 4.16 1% 35% 68% 2% Java 3.15 680,424 2183 7.07 52% 70% 43% 63% k-nucleotide source secs mem gz cpu cpu load Go 12.77 148,052 1722 47.35 87% 97% 94% 95% Java 8.75 385,056 1812 27.09 85% 72% 70% 85% regex-redux source secs mem gz cpu cpu load Go 28.21 323,820 802 59.87 69% 46% 50% 48% Java 10.51 573,972 929 31.30 70% 73% 70% 86% binary-trees source secs mem gz cpu cpu load Go 28.80 434,632 654 109.58 94% 95% 95% 97% Java 8.39 933,808 835 28.28 82% 86% 84% 88% Go go version go1.10 linux/amd64 Java java 10 2018-03-20 Java(TM) SE Runtime Environment 18.3 (build 10+46) Java HotSpot(TM) 64-Bit Server VM 18.3 (build 10+46, mixed mode) vs C vs C++ vs Java vs JavaScript vs Python