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Subject: Re: Tell me about Alpha

Author: Chris Carson

Date: 07:25:44 07/09/99

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On July 09, 1999 at 09:54:22, Rajen Gupta wrote:

>I have read through the posts by all the above learned men but (pardon my
>stupidity)have understood nothing, so my question remains '' will the alpha
>processor benfit from a 64 bit win 9x/NT and will chess progs therefore become
>faster ie relative to that which is merely attributable to increased processor
>clock speeds?
>
>Rajen Gupta

Yes, faster clockspeeds and higher specint95 numbers shold increase
the strength of most programs.  64 bits by itself (holding clockspeed/
specint95 score constant) may or may not benefit a program.  Crafty,
for example may be more efficient (more NPS) on a 64 bit machine than
a 32 bit machine since Crafty is designed to be efficient using 64 bit
archicture (bitmaps come to mind for Crafty).  Bob would know more about
this than I do.

The wider bandwidth and larger memory capacity of 64 bit archictures
may help some programs (Crafty for example).

An OS that takes advantage of 64 bit architecture will help a program
run efficiently in this environment.  So yes, you would need to use a
64 bit OS.

Hope this helps, I am not an expert, but this is my 2 cents to help
clarify.  :)

Best Regards,
Chris Carson



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