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Message from discussion Delphi vs C++ Performance Comparison
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Richard Bayarri Bartual  
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 More options Feb 11 2000, 3:00 am
Newsgroups: borland.public.delphi.non-technical, borland.public.cppbuilder.non-technical
From: Richard Bayarri Bartual <r...@visual-limes.com>
Date: 2000/02/11
Subject: Re: Delphi vs C++ Performance Comparison

Robert Lee wrote:
> Good for BCB vs VC but doesn't address the Delphi leg of the issue.

Well, your message text was about VC++ vs. BCB - Delphi wasn't actually mentioned in
the bit I was replying to.

>Plus it leaves no room for anything but the literal translation and
>whose to say that MS hasn't tweaked these with respect to there own
>compiler.

I don't think the MS examples are "tweaked" in any way because they're supposed to
be didactic - if anything, they'd hopefully sacrifice efficiency for clarity, although
one
never knows with MS!

> > Another idea might be to write some examples that thrash the NAG C++ numerics
> > library, taking into account not only speed, but also the accuracy of the results
> > produced by both compilers.

> Yes, this could be a good starting point.

Or perhaps a freeware offering would be more accessible. There's a fairly comprehensive
set
of C and C++ source code numerics routines at
www.brent.worden.org/products/numericsc.html and
www.brent.worden.org/products/numericscpp.html. I don't usually do heavy numeric stuff
in OP, but it shouldn't be too hard to convert the C ones to OP if there isn't anything
comparable available for Delphi. Note I haven't used these, so I don't know how good
they are - they just came up in a quick web search for freeware numerics libs. Even if
they're not particularly efficient, using the same set of algorithms with all languages
should provide a good starting point for some interesting benchmarks.

 
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