Fastest cpu secs F# .NET versus C# .NET

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 cpu seconds, less gz source code.

fannkuch-redux
source	mem	gz	cpu
C# .NET #8	33,148	1473	8.28
F# .NET #6	32,752	1097	33.86
C# .NET #9	32,836	1225	34.63
C# .NET #6	32,152	1068	39.27
F# .NET #5	37,736	912	41.06
C# .NET #7		Bad Output
n-body
source	mem	gz	cpu
C# .NET #9	33,528	2467	3.17
C# .NET #4	33,456	2125	3.83
C# .NET #7	33,644	1704	4.78
C# .NET #6	33,932	1742	4.80
F# .NET #6	37,180	1383	4.99
F# .NET #5	37,244	1351	6.31
F# .NET #3	35,620	1617	6.84
C# .NET #3	34,000	1305	6.90
F# .NET #4	34,136	1290	6.91
C# .NET #2	33,984	1343	7.03
C# .NET #8	33,996	1332	7.03
F# .NET #2	37,376	1381	7.22
F# .NET		Bad Output
spectral-norm
source	mem	gz	cpu
C# .NET #5	35,524	764	2.97
C# .NET #3	33,368	878	5.78
F# .NET #2	33,212	853	5.80
F# .NET #4	34,468	732	5.80
mandelbrot
source	mem	gz	cpu
C# .NET	66,656	1974	12.16
C# .NET #9	66,528	816	12.17
F# .NET #6	66,476	933	14.65
F# .NET #5	66,724	897	15.54
F# .NET	66,700	877	15.67
C# .NET #5	64,376	839	16.15
pidigits
source	mem	gz	cpu
C# .NET #6	33,768	1168	0.78
F# .NET #6	34,380	905	0.80
C# .NET #5	35,888	977	0.83
C# .NET #4	32,828	1121	1.27
F# .NET #4	35,412	874	1.28
C# .NET #7	53,276	567	8.41
regex-redux
source	mem	gz	cpu
C# .NET #8	319,484	1869	2.65
F# .NET #7	1,219,132	599	5.82
F# .NET #6	1,061,172	611	7.26
C# .NET #5	1,061,452	673	7.45
fasta
source	mem	gz	cpu
F# .NET #3	79,888	1350	4.13
C# .NET #5	85,788	1691	4.43
C# .NET	51,376	2098	5.16
F# .NET #4	57,276	1342	5.84
k-nucleotide
source	mem	gz	cpu
C# .NET	185,200	2044	10.97
F# .NET #6	183,708	1907	12.55
C# .NET #6	180,876	1603	15.87
F# .NET #2	198,604	1926	16.92
reverse-complement
source	mem	gz	cpu
C# .NET #8	930,564	2637	1.25
C# .NET #6	1,029,352	1621	3.79
C# .NET #5	1,032,176	1613	4.02
F# .NET #5	1,030,932	1140	4.29
F# .NET #4	1,030,720	1139	4.43
C# .NET #7	979,712	1310	5.13
binary-trees
source	mem	gz	cpu
C# .NET #7	1,609,712	694	15.29
C# .NET #3	1,964,552	676	15.35
F# .NET #7	1,398,648	516	15.62
C# .NET #2	1,475,276	705	15.77
C# .NET	1,691,664	657	16.14
F# .NET	.NET SDK 6.0.101 Host Version: 6.0.1; Commit: 3a25a7f1cc <ServerGarbageCollection>true
C# .NET	.NET SDK 6.0.101 Host Version: 6.0.1; Commit: 3a25a7f1cc <ServerGarbageCollection>true