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Subject: Re: A question for those with multiprocessor machines

Author: Larry Griffiths

Date: 19:02:25 02/01/01

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On February 01, 2001 at 20:17:34, Robert Pawlak wrote:

>Hello all,
>
>I was wondering what kind of performacne increase one could expect (if any) when
>running a chess engine that is _not_ designed for multiple processors on a
>multiprocessor machine.
>
>For example, say I have a performance of X on a single processor machine. What
>performance can I expect with two processors? I can see where this might
>approach 2X for a program designed for dual operation, but what about one that
>is not? Let's assume also that I am running win2K.
>
>The reason I ask is that I've looked at dual machines running Matlab 5.x, which
>I've been told is not compiled for dual processors. And when you look at the
>processor utilization under NT, it shows the same utilization for both
>processors.
>
>Thanks!
>Bob

The chess engine should run like it does on ONE processor.  I am running Win2k
on a dual=processor machine.  It comes in handy when printing while surfing the
net, or when several CPU-intensive applications are running at the same time.

Larry.



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