Rust programs versus C gcc by benchmark task performance k-nucleotide source secs mem gz cpu cpu load Rust 5.53 140,784 1671 16.44 83% 51% 67% 99% C gcc 6.67 130,160 1506 19.33 76% 50% 92% 75% pidigits source secs mem gz cpu cpu load Rust 1.74 4,592 1366 1.74 1% 1% 3% 100% C gcc 1.74 2,716 452 1.74 100% 1% 1% 2% mandelbrot source secs mem gz cpu cpu load Rust 1.89 13,712 1007 7.51 100% 99% 100% 99% C gcc 1.64 29,424 1135 6.53 99% 100% 100% 100% spectral-norm source secs mem gz cpu cpu load Rust 2.51 2,752 1053 9.20 91% 93% 95% 90% C gcc 2.00 1,300 569 7.89 99% 99% 100% 99% fannkuch-redux source secs mem gz cpu cpu load Rust 12.07 1,832 1191 47.32 99% 100% 95% 99% C gcc 8.66 980 910 34.22 100% 97% 100% 100% n-body source secs mem gz cpu cpu load Rust 13.24 1,704 1480 13.23 1% 1% 1% 100% C gcc 9.12 1,176 1490 9.12 1% 100% 2% 2% reverse-complement source secs mem gz cpu cpu load Rust 3.29 1,044,220 1871 4.33 33% 20% 77% 26% C gcc 1.78 994,444 1438 3.96 42% 49% 96% 42% regex-redux source secs mem gz cpu cpu load Rust 3.02 189,036 804 4.40 87% 15% 17% 29% C gcc 1.48 152,352 1230 4.05 59% 99% 57% 61% binary-trees source secs mem gz cpu cpu load Rust 6.36 119,720 751 21.40 94% 77% 78% 90% C gcc 2.44 133,956 836 7.57 80% 65% 68% 100% fasta source secs mem gz cpu cpu load Rust 3.84 2,904 1233 3.84 0% 0% 1% 100% C gcc 1.32 2,912 2268 5.25 100% 99% 100% 99% Rust rustc 1.25.0 (84203cac6 2018-03-25) C gcc gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0 vs C vs C++ vs Go vs Java