From: Fabrice Le Fessant <fabrice@lefessant.net>
To: Issac Trotts <ijtrotts@ucdavis.edu>
Cc: OCaml List <caml-list@inria.fr>
Subject: Re: [Caml-list] DFT in OCaml vs. C
Date: Thu, 27 Mar 2003 11:58:58 +0100 [thread overview]
Message-ID: <16002.55666.945143.140530@lachesis.inria.fr> (raw)
In-Reply-To: <3E82A960.2070707@ucdavis.edu>
> Here's a numerical mini-benchmark comparing C to OCaml
> on a simple implementation of the Discrete Fourier Transform:
>
> http://redwood.ucdavis.edu/~issac/dft_compare.tar.gz
>
> The results on my 1 GHZ Pentium III Linux box:
> I'd be interested if anyone on this list knows of a way
> to make it perform as well as the C version (without using the FFT.)
If you really want to benchmark the numerical code, then, write a
program where there is only numerical code. Given the size of the
matrices you use (8), one can wonder if the program spends more time
to compute the FFT or to test and print the results.
- Fabrice
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next prev parent reply other threads:[~2003-03-27 11:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-27 7:33 Issac Trotts
2003-03-27 10:58 ` Fabrice Le Fessant [this message]
2003-03-27 19:40 ` Issac Trotts
2003-03-27 14:21 ` Markus Mottl
2003-03-27 20:47 ` Issac Trotts
2003-03-27 14:32 ` Xavier Leroy
2003-03-27 14:55 ` Falk Hueffner
2003-03-27 16:06 ` OCaml performance (was: Re: [Caml-list] DFT in OCaml vs. C) David Monniaux
2003-03-27 21:27 ` Issac Trotts
2003-03-27 20:54 ` [Caml-list] DFT in OCaml vs. C Issac Trotts
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