Go versus Python 3 fastest performance

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
source	secs	mem	gz	cpu secs
Go #3	8.33	19,664	975	33.25
Go	11.74	19,664	906	46.77
Go #2	11.79	19,664	903	46.97
Python 3 #6	1,031.38	19,652	391	1,031.34
Python 3 #4	300.68	19,652	960	1,189.39
n-body
source	secs	mem	gz	cpu secs
Go #3	6.37	19,808	1207	6.38
Go	7.00	19,680	1316	7.02
Go #2	7.02	19,680	1222	7.03
Python 3 #2	362.72	19,656	1247	362.70
Python 3	368.32	19,656	1201	368.30
spectral-norm
source	secs	mem	gz	cpu secs
Go	5.32	19,824	417	5.33
Go #2	1.53	19,824	674	5.67
Go #4	1.44	19,824	555	5.67
Python 3 #7	90.77	19,656	425	359.32
Python 3 #6	359.89	19,656	334	359.83
Python 3 #8	98.97	19,656	415	386.79
mandelbrot
source	secs	mem	gz	cpu secs
Go #4	3.76	35,328	912	14.92
Go #3	3.76	35,456	900	14.94
Go	5.01	33,408	829	19.98
Go #2	6.85	33,152	843	27.29
Go #6	6.89	32,768	707	27.40
Python 3 #7	159.49	19,656	698	634.00
Python 3 #3	820.95	19,624	319	820.91
Python 3 #2	232.82	156,340	790	880.90
Python 3 #5	274.66	19,628	463	1,094.30
pidigits
source	secs	mem	gz	cpu secs
Go #4	0.95	19,808	689	0.97
Python 3 #3	1.31	19,784	573	1.31
Go	1.35	19,696	715	1.37
Go #3	1.58	19,824	610	1.62
Go #2	2.13	19,824	740	2.19
Go #8	2.49	19,696	727	2.50
Python 3 #4	4.73	19,656	348	4.73
Go #7	5.12	19,824	702	5.88
Python 3 #5		Failed
regex-redux
source	secs	mem	gz	cpu secs
Python 3 #2	1.35	168,092	1411	2.62
Go #5	3.17	320,972	817	5.38
Python 3	8.83	432,724	515	16.44
Go #4	14.51	368,680	832	34.26
Go	25.58	345,472	749	61.95
Go #3	25.72	402,968	836	62.19
fasta
source	secs	mem	gz	cpu secs
Go	3.73	19,804	1055	3.74
Go #2	1.26	19,672	1405	4.03
Go #3	1.50	19,664	1362	4.08
Python 3 #2	38.53	19,652	1126	38.53
Python 3 #3	38.86	19,780	1007	38.86
Python 3 #5	26.54	827,148	1951	53.26
Python 3	60.37	19,652	823	60.37
k-nucleotide
source	secs	mem	gz	cpu secs
Go #7	7.52	162,944	1613	28.68
Go #6	8.17	145,152	1596	29.90
Go #3	8.38	145,152	1729	30.32
Go #4	9.07	139,904	1552	30.33
Python 3 #3	48.64	262,016	1970	184.81
Python 3 #8	87.79	506,880	663	262.44
Python 3 #9	77.06	380,416	614	263.65
Python 3	275.64	500,224	499	274.74
reverse-complement
source	secs	mem	gz	cpu secs
Go #2	2.21	802,176	614	2.30
Go #3	2.47	802,048	609	2.56
Go #6	1.84	1,249,840	1340	3.30
Python 3 #3	5.18	509,108	803	5.18
Python 3 #5	4.07	1,500,240	960	7.41
Python 3 #2	10.46	1,788,876	440	10.46
Python 3	10.69	1,987,304	484	10.69
Python 3 #6	7.86	2,484,084	821	11.49
Python 3 #4	13.91	4,003,712	343	13.91
Go #5		Bad Output
Go		Failed
binary-trees
source	secs	mem	gz	cpu secs
Go #6	27.61	404,608	618	29.03
Go #2	13.87	601,252	672	55.04
Go #5	14.37	308,092	957	56.80
Go #3	14.86	323,544	806	57.39
Go	30.97	262,396	488	57.95
Go #7	33.10	292,588	531	61.68
Python 3 #2	110.47	273,024	344	110.46
Python 3 #4	34.53	277,632	481	126.59
Python 3 #5	35.74	275,456	669	127.53
Python 3	36.16	277,760	597	128.12
Python 3 #3	55.05	672,384	1247	158.56
Go	go version go1.22.0 linux/amd64 GOAMD64=v2
Python 3	Python 3.12.2