fasta

CPU

Generate DNA sequences from weighted random choices.

Input

Include multi-thread versions

Machine

Apple M5 laptop · Oct 20, 2026 · 26 results

fasta results for input 2500000, fastest first
#	Language	Code	Time (log scale)	vs best	± stddev	Peak mem	Compiler
1	Rust	6.rs	203ms	1.00×	2.5ms	1.4MB	rustc 1.88.0
2	Swift	3.swift	204ms	1.00×	10ms	20.2MB	swift 6.1.2
3	Rust	1c.rs	214ms	1.05×	0.7ms	1.4MB	rustc 1.88.0
4	OCaml	6.ml	224ms	1.10×	4.9ms	24.4MB	ocaml 5.3
5	C	1.c	234ms	1.15×	1.0ms	1.2MB	gcc 15.1.0
6	C++	1.cpp	242ms	1.19×	1.8ms	27.0MB	g++ 15.1.0
7	Dart	1.dart	255ms	1.25×	0.6ms	8.0MB	dart/exe 3.8.2
8	Rust	1.rs	259ms	1.27×	5.8ms	1.4MB	rustc 1.88.0
9	Go	3.go	268ms	1.32×	4.8ms	3.4MB	go 1.24.5
10	Nim	2.nim	288ms	1.42×	13ms	2.3MB	nim 2.2.4
11	Zig	1.zig	289ms	1.42×	10ms	0.9MB	zig 0.14.1
12	JavaScript	1.js	300ms	1.47×	2.6ms	50.6MB	bun 1.2.19
13	JavaScript	1.js	304ms	1.49×	12ms	53.4MB	node 24.4.1
14	C#	5.cs	306ms	1.50×	4.0ms	107.4MB	dotnet 9.0.303
15	Java	4.java	309ms	1.52×	9.6ms	67.3MB	openjdk 21
16	Java	4.java	324ms	1.59×	16ms	81.0MB	openjdk/zgc 21
17	Kotlin	1.kt	406ms	1.99×	5.3ms	74.5MB	kotlin/jvm 21
18	PHP	1.php	834ms	4.10×	60ms	27.5MB	php 8.2.29
19	Ruby	6.rb	1.51s	7.43×	44ms	22.9MB	ruby/yjit 3.4.5
20	Python	1.py	2.03s	9.96×	20ms	7.5MB	cpython 3.13.5
21	Perl	1.pl	2.29s	11.25×	114ms	9.7MB	perl 5.40.2
22	Ruby	6.rb	3.10s	15.23×	73ms	22.5MB	ruby 3.4.5
23	Crystal	2.cr	6.89s	33.84×	105ms	7.8MB	crystal 1.17.0
24	TypeScript	1.ts	7.41s	36.40×	97ms	51.7MB	deno 2.4.3
25	Nim	1.nim	7.72s	37.94×	499ms	2.3MB	nim 2.2.4
26	Crystal	1.cr	8.19s	40.27×	228ms	18.7MB	crystal 1.17.0