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Subject: Re: crafty 16.19 speed

Author: Robert Hyatt

Date: 20:54:10 06/07/02

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On June 07, 2002 at 07:29:55, Vincent Diepeveen wrote:

>On June 07, 2002 at 03:10:41, Slater Wold wrote:
>
>i get single cpu already nearly more nodes than you get dual.
>Bob is talking about single cpu getting 1 million nodes a second
>with the 16.xx versions.
>
>Your bench of your 2.53Ghz P4 and K7-1.73Ghz single cpu at the
>latest crafty version didn't even get over 1 million nodes a second.
>
>However, a way slower K7 here already gets easily 1.2MLN nodes a second
>single cpu for an old 16.xx crafty version.
>
>SEE MY POINT?


I don't.  I didn't get that NPS from running the bench command.  I got it
from running WAC.  My NPS there is lower as more search extensions are
triggered.  Why do these discussions always turn into apples vs oranges???


>
>>A slighty more tuned version:
>>
>>C:\16.19>wcraftyx
>>EPD Kit revision date: 1996.04.21
>>unable to open book file [./book.bin].
>>book is disabled
>>unable to open book file [./books.bin].
>>
>>Crafty v16.19 (1 cpus)
>>
>>White(1): smpmt 2
>>max threads set to 2
>>White(1): bench
>>Running benchmark. . .
>>......
>>Total nodes: 82159199
>>Raw nodes per second: 1676718
>>Total elapsed time: 49
>>SMP time-to-ply measurement: 13.061224
>>White(1):



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