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Subject: Re: Dual Core PPC970 in 2005 (OT)

Author: Omid David Tabibi

Date: 09:44:51 07/28/04

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On July 27, 2004 at 13:52:49, Anthony Cozzie wrote:

>On July 27, 2004 at 11:17:39, Robert Hyatt wrote:
>
>>On July 27, 2004 at 10:09:32, Derek Paquette wrote:
>>
>>>On July 27, 2004 at 04:32:36, Andreas Guettinger wrote:
>>>
>>>>IBM is working on a dual core version of the PPC970FX, the PPC970MP, which will
>>>>be released somewhere in 2005, as they say.
>>>>
>>>>http://www.eweek.com/article2/0,1759,1627893,00.asp
>>>>
>>>>regards
>>>>Andy
>>>
>>>What does this mean to really really really dumb people like me ? :)
>>
>>
>>About 7-8 years ago when I did the parallel search for Crafty, many said "why?
>>that will only apply to special-purpose machines and not mainstream computing."
>>
>>I replied that within a few years, _every_ machine will have two or more
>>processors.  This is the beginning of that prophesy.  In another few years all
>>programs will either be parallel or "loser". :)
>
>Perhaps that is a bit extreme :)  There really aren't that many parallel
>programs out there:
>
>The Baron (dual only), Crafty, Diep, Fritz, Junior, Sjeng, Shredder, SOS, Zappa
>(very little testing)

Initial results -- after only a few days of testing -- with parallel Falcon
(multiprocessing) show pretty good results on dual machine. Now I have to see
how it works on a quad...


>
>And I think that is it, although I may have missed one or two.  So even the most
>generous estimate gives only 9-10, while a more conservative estimate would give
>only 7.  From my experience, going parallel is pretty hard even when you _do_
>have a dual machine (although very interesting, and in my opinion quite
>rewarding: I think think parallelizing a chess program is one of the most
>difficult programming tasks out there).
>
>anthony



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