nbody

CPU

Simulate the orbits of the Jovian planets.

Input

Include multi-thread versions

Machine

Apple M5 laptop · Oct 20, 2026 · 29 results

nbody results for input 5000000, fastest first
#	Language	Code	Time (log scale)	vs best	± stddev	Peak mem	Compiler
1	Rust	1.rs	90ms	1.00×	0.2ms	1.4MB	rustc 1.88.0
2	Zig	2.zig	104ms	1.17×	0.9ms	0.9MB	zig 0.14.1
3	Zig	3.zig	109ms	1.22×	5.1ms	0.8MB	zig 0.14.1
4	C++	1.cpp	118ms	1.31×	4.0ms	1.2MB	g++ 15.1.0
5	C	2.c	142ms	1.58×	0.2ms	1.3MB	gcc 15.1.0
6	Nim	2.nim	151ms	1.68×	0.1ms	2.4MB	nim 2.2.4
7	Rust	2.rs	155ms	1.73×	4.0ms	1.4MB	rustc 1.88.0
8	OCaml	1.ml	162ms	1.81×	0.5ms	4.7MB	ocaml 5.3
9	Go	1.go	168ms	1.88×	7.1ms	3.5MB	go 1.24.5
10	Zig	1.zig	169ms	1.89×	43ms	0.9MB	zig 0.14.1
11	Swift	7.swift	177ms	1.98×	2.1ms	9.8MB	swift 6.1.2
12	Dart	3.dart	188ms	2.10×	2.4ms	4.9MB	dart/exe 3.8.2
13	JavaScript	6.js	190ms	2.13×	1.1ms	55.3MB	node 24.4.1
14	Java	1.java	193ms	2.16×	2.1ms	65.9MB	openjdk 21
15	TypeScript	6.ts	205ms	2.29×	1.8ms	51.3MB	deno 2.4.3
16	Kotlin	1.kt	217ms	2.43×	5.8ms	69.9MB	kotlin/jvm 21
17	JavaScript	6.js	218ms	2.43×	0.7ms	41.4MB	bun 1.2.19
18	Java	1.java	264ms	2.95×	7.7ms	79.8MB	openjdk/zgc 21
19	Crystal	2.cr	276ms	3.08×	29ms	7.5MB	crystal 1.17.0
20	Crystal	1.cr	290ms	3.24×	34ms	7.5MB	crystal 1.17.0
21	C#	8.cs	391ms	4.37×	39ms	22.1MB	dotnet 9.0.303
22	PHP	1.php	2.28s	25.43×	113ms	27.4MB	php 8.2.29
23	Java	2.java	5.38s	60.10×	933ms	86.1MB	openjdk 21
24	Ruby	2.rb	9.10s	101.65×	4.21s	13.0MB	ruby/yjit 3.4.5
25	Java	2.java	9.32s	104.09×	74ms	1.3GB	openjdk/zgc 21
26	Python	1.py	13.17s	147.15×	761ms	7.6MB	cpython 3.13.5
27	Perl	2.pl	15.59s	174.09×	595ms	4.9MB	perl 5.40.2
28	Python	2.py	17.32s	193.41×	1.74s	8.6MB	cpython 3.13.5
29	Ruby	2.rb	17.68s	197.49×	782ms	12.6MB	ruby 3.4.5