From: Issac Trotts <ijtrotts@ucdavis.edu>
To: OCaml List <caml-list@inria.fr>
Subject: Re: [Caml-list] DFT in OCaml vs. C
Date: Thu, 27 Mar 2003 12:47:30 -0800 [thread overview]
Message-ID: <3E836362.6040802@ucdavis.edu> (raw)
In-Reply-To: <20030327142101.GB1931@fichte.ai.univie.ac.at>
Markus Mottl wrote:
>On Wed, 26 Mar 2003, Issac Trotts wrote:
>
>
>>The results on my 1 GHZ Pentium III Linux box:
>>
>>C:
>>real 0m21.273s
>>user 0m21.200s
>>sys 0m0.040s
>>
>>OCaml:
>>real 1m51.602s
>>user 1m47.020s
>>sys 0m0.260s
>>
>>
>
>Well, another insignificant benchmark... ;-)
>
>My timings on a 2.4 GHZ Pentium IV using GCC 2.95.4 and the latest
>CVS-checkout of OCaml:
>
>C:
>real 0m24.920s
>user 0m24.900s
>sys 0m0.020s
>
>OCaml:
>real 0m30.397s
>user 0m30.390s
>sys 0m0.000s
>
>The difference you have observed on your machine is most likely due to
>cache effects and possibly also due to compiler differences (GCC version).
>
Probably, but the C version doesn't seem as sensitive to these things.
Issac
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next prev parent reply other threads:[~2003-03-27 20:41 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
2003-03-27 19:40 ` Issac Trotts
2003-03-27 14:21 ` Markus Mottl
2003-03-27 20:47 ` Issac Trotts [this message]
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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