Author: James T. Walker
Date: 07:51:03 10/13/02
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On October 12, 2002 at 20:14:14, Mike Byrne wrote: >On October 12, 2002 at 18:49:41, James T. Walker wrote: > >>On October 12, 2002 at 17:32:06, Odd Gunnar Malin wrote: >> >>>On October 12, 2002 at 16:40:03, Jorge Pichard wrote: >>> >>>>Deep Fritz peak node count (roughly positions per second) was around 3.5 >>>>million. >>>> >>>>Take a look at the end of this Link: >>>> >>>>http://www.chessbase.com/columns/column.asp?pid=152 >>> >>>I was impressed by this: >>> >>>"It has surprised more than one observer that they are here without any top GM >>>assistance for their openings, but of course this could be done by e-mail if >>>required. And game four's Tarrasch Defense was suggested by Nigel Short, >>>although Fritz had played it several times before with success." >>> >>>And we are trying to compare this match with the db-match :) >>> >>>Odd Gunnar >> >>The 3.5 million nps seems like a pipe dream to me. Running 8 x 900 mhz cpu >>machine gives 7200 max. That's only about 5 times faster than my 1400 Mhz >>Thunderbird. I don't have DF7 but my F7 runs typically 500K-750K. They would >>have to be getting almost 100% efficiency out of the 8 cpus to hit 3.5M/nps. Is >>that possible?? >>Jim > >The are also using the Intel Xeon 900 Mhz processors which are very chess >friendly. A 1Ghz Xeon processor is almost as fast as a 1.7 Xeon P4 for a chess >program. That's a more logical explanation. I suspect the Xeons have a lot to do with it.
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