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Date:      Sun, 5 Jan 2003 08:34:40 -0500
From:      Rahul Siddharthan <rsidd@online.fr>
To:        Terry Lambert <tlambert2@mindspring.com>
Cc:        Greg 'groggy' Lehey <grog@FreeBSD.org>, Brett Glass <brett@lariat.org>, chat@FreeBSD.ORG
Subject:   Re: Bystander shot by a spam filter
Message-ID:  <20030105133439.GA55543@papagena.rockefeller.edu>
In-Reply-To: <3E18073C.68182FE4@mindspring.com>
References:  <4.3.2.7.2.20030104201251.029387d0@localhost> <4.3.2.7.2.20030104112015.026a5530@localhost> <4.3.2.7.2.20030104201251.029387d0@localhost> <4.3.2.7.2.20030104202908.03c3b100@localhost> <20030105073804.GA72674@wantadilla.lemis.com> <20030105074923.GA4956@papagena.rockefeller.edu> <3E18073C.68182FE4@mindspring.com>

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Terry Lambert said on Jan  5, 2003 at 02:21:48:
> Rahul Siddharthan wrote:
> > According to the benchmarks I cited earlier,
> > http://www.coyotegulch.com/reviews/intel_comp/intel_gcc_bench2.html
> > (look at the SciMark benchmark)
> > gcc actually beats intel on the sparse matrix multiply on the
> > Pentium IV (which generally emerges as Intel's strong platform) and
> > runs it pretty close on LU decomposition.
> 
> That's about the only place that g++ beat Intel C++; almost all
> other cases, the Intel averages 20% faster, and that number goes
> up to 100% faster for some benchmarks on the P4.

The point is, sparse matrix operations and LU decomposition are
exactly the cases Brett is talking about.
 
> I guess people should read the referenced page, instead of trusting
> summaries in mailing list postings.  ;^).

I guess people should read my posts properly and do their research

R

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