Node.js versus Rust

How the programs are written matters! Always look at the source code.

If the fastest programs are * hand-written vector instructions, does the host language matter? You might be more interested in the less optimised programs — more seconds, less gz source code.

fannkuch-redux
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust #6	3.81	4,137	1260	10.56	15.15—15.33
Rust #4	6.90	4,141	1026	10.29	27.12
Rust #5	7.47	3,985	1023	10.27	29.34
Rust #2	9.16	3,985	1198	9.94	35.93
Node.js #5	11.14	109,359	1320	0.11	44.12—44.75
Node.js #8	58.20	63,136	452	0.11	58.18
n-body
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust #9	2.19	3,195	1881	9.38	1.45—4.13
* Rust #7	3.24	2,937	1759	9.85	3.24
Rust #3	3.46	3,023	1774	9.16	3.46
Rust #2	3.65	3,019	1809	9.62	3.65
* Rust #6	4.36	3,019	1796	9.37	4.00—5.52
* Rust #5	5.02	3,027	2224	9.56	5.02
Rust #4	5.13	3,019	1810	9.19	4.74—6.21
Rust	5.52	3,019	1483	9.35	5.55—5.67
Node.js #6	8.60	66,097	1274	0.11	8.62—8.69
Node.js #8	9.65	65,671	1173	0.12	9.66—9.77
spectral-norm
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust #6	0.72	4,293	1132	10.41	2.85
Rust #4	0.72	4,014	823	10.35	2.85
* Rust #5	0.72	3,981	1062	10.56	2.85
* Rust	0.72	4,276	1262	9.73	2.86
* Rust #2	0.73	4,264	1117	10.55	2.86
* Rust #3	0.74	4,010	1060	9.69	2.94
Node.js #7	5.40	65,417	420	0.14	5.40
Node.js	5.41	66,429	326	0.12	5.42—5.62
Node.js #6	1.61	114,618	1002	0.12	6.03
Node.js #8	6.53	66,380	355	0.11	6.53—6.67
* Rust #7		Empty
mandelbrot
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust #4	0.95	35,955	1301	10.94	3.78
* Rust #6	1.08	36,385	1338	10.98	4.22
Rust #2	1.10	36,016	770	11.17	4.34
Rust #5	1.12	36,549	725	11.15	4.38
Rust #7	1.11	35,934	763	10.92	4.38
Rust #3	1.15	14,008	1013	10.73	4.57
Rust	2.03	42,541	874	9.75	7.90
Node.js #3	4.05	143,802	1128	0.07	15.87—15.93
Node.js #2	29.40	73,261	422	0.12	29.42
Node.js	68.65	67,793	380	0.11	70.52—72.09
Node.js #8	70.27	67,498	412	0.09	71.43—72.95
fasta
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust #7	0.78	4,866	2533	10.02	1.55
Rust #3	1.98	2,933	1235	9.40	1.98
Rust #9	0.94	5,362	1952	9.60	3.22—3.29
Rust #5	0.94	5,505	1963	9.57	3.33—3.44
Rust #2	0.94	5,550	1910	9.74	3.45—3.49
Rust #6	3.48	128,033	959	9.00	3.48
Rust #4	3.48	128,160	944	9.04	3.48
Rust	4.49	2,990	1240	9.54	4.51—4.55
* Node.js #5	2.55	117,953	2050	0.14	7.11—7.18
Node.js #8	19.16	73,728	742	0.10	19.41—19.52
Node.js	38.96	70,394	815	0.12	39.72—40.24
k-nucleotide
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
Rust #7	2.61	139,071	1585	12.79	8.24—8.48
Rust #3	3.24	141,701	1549	10.47	9.47—9.81
Rust #6	2.81	165,057	1697	12.99	10.17—10.43
Rust #5	3.82	143,118	1745	10.89	11.24—11.54
Rust #2	6.05	143,139	1350	10.31	15.52—16.06
Rust #9	6.58	140,845	1850	12.86	17.36—18.41
Rust #4	6.76	142,778	1755	11.32	18.78—19.84
Node.js #3	16.44	452,764	1817	0.12	44.48—45.05
Rust	21.38	159,539	1086	10.25	65.36—66.34
Node.js #8	107.03	736,874	678	0.09	109.38—113.28
Node.js #2	37.75	1,894,363	941	0.11	113.17—114.37
Node.js	39.56	1,365,475	1011	0.11	115.80—116.78
reverse-complement
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
* Rust	0.54	513,090	2762	10.01	0.85
Rust #2	0.99	1,022,960	1332	10.05	1.63
Rust #3	1.00	1,022,190	1105	10.48	1.73
* Node.js #2	15.52	764,158	1228	0.13	16.24—16.30
* Node.js #7		Bad Output
binary-trees
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
Rust #5	1.10	137,413	771	10.93	3.95—4.10
Rust #2	1.21	141,509	729	10.47	4.32—4.38
Rust #4	1.38	171,651	765	10.67	5.04—5.11
Rust #3	1.40	162,599	762	10.77	5.04—5.12
Rust	2.07	137,667	760	9.46	7.21—7.27
Node.js #7	15.99	1,076,969	458	0.11	28.29—28.58
Node.js #6	8.54	1,278,456	752	0.12	30.88—31.03
Node.js #8	19.97	952,320	521	0.13	33.35—33.64
Node.js	8.95	1,401,799	717	0.11	33.88—34.17
pidigits
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
Rust #4	0.72	3,994	804	10.17	0.72
* Rust	0.75	4,239	1426	9.18	0.75
* Rust #2	0.75	4,243	1312	9.19	0.75
* Rust #3	0.75	4,481	1373	9.31	0.75
Node.js #4	1.15	71,004	487	0.12	1.16
Node.js #2	12.19	101,380	405	0.12	12.18—12.39
Node.js #3	12.28	101,482	431	0.14	12.42—12.70
regex-redux
	elapsed				Mean or 95% CI
source	secs	mem	gz	make	cpu secs
Rust #6	1.18	160,154	994	11.90	1.43
Rust #5	1.34	210,186	777	10.93	1.58
Rust	1.33	160,023	811	11.14	1.56—1.61
Rust #4	1.35	206,840	771	10.94	1.60
Rust #3	1.36	210,850	726	12.52	1.59—1.65
Rust #2	1.39	160,625	707	10.84	1.64
* Rust #7	0.79	155,496	2464	11.52	2.01
Node.js #3	4.31	839,913	675	0.12	5.33
Node.js #4	5.46	1,036,313	471	0.11	5.73—5.82
Node.js	v23.0.0
Rust	1.83.0 (90b35a623 2024-11-26) LLVM version: 19.1.1