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Subject: Re: Qualification tournaments Crafty with "Bilguer.ctg" - gwmes -

Author: Peter Skinner

Date: 08:09:17 09/04/05

Go up one level in this thread


On September 04, 2005 at 06:58:52, Christos Gitsis wrote:

>On September 03, 2005 at 18:34:20, Peter Skinner wrote:
>
>>On September 03, 2005 at 18:00:41, Christos Gitsis wrote:
>>
>>>On September 03, 2005 at 16:28:08, Peter Skinner wrote:
>>>
>>>>On September 03, 2005 at 15:42:21, Robert Hollay wrote:
>>>>
>>>>> Don't have all Crafty v20.0 versions (DC,PS,BH) identical sources?
>>>>>If yes, then these results only prove how small number of games can be
>>>>>misleading in estimating playing strengths. Especially bad results
>>>>>of Crafty 20.0 BH suprise me, because AFAIK BH's compiles are the fastest
>>>>>around.
>>>>>
>>>>>Robert
>>>>
>>>>Actually I have benched all the different compiles out there, and mine is close
>>>>to 10% faster than all the others.
>>>>
>>>>Dan makes some changes to the code as well for epd files and fen positions I
>>>>think. Maybe that does something to the final build.
>>>>
>>>>I know Bryan used to remove the epd support to gain a speed edge, but I don't
>>>>know if he still does that.
>>>>
>>>>I worked very hard to find the best set of compile options for Crafty with the
>>>>VS Studio 2005 Beta 2 compiler.
>>>>
>>>>All I know if of all the builds, mine is the fastest on my system and many have
>>>>reported the same regarding their systems. And it shows.. the number of
>>>>downloads from my site in 7 days is staggering.
>>>>
>>>>If you look at those numbers from the site you have to remember that I also
>>>>switched from PHP-Nuke 7.8 to 7.6 and had to reset all the stats. So the numbers
>>>>are even larger. 19.20 for instance had almost 250 downloads the first day it
>>>>was released, and then I switched the version number....
>>>>
>>>>Peter
>>>
>>>Hello Peter,
>>>
>>>On my Athlon 64, Crafty 20.0 BH is 4% faster than the DC and PS versions.
>>>
>>>Regards,
>>>Christos
>>
>>Are you using a 64-bit build? If so that is why it is faster.
>>
>>Peter
>
>Oh, no, I only have 32-bit Windows. I forgot to mention that.
>
>Christos

Possibly this is just one of those cases where YMMV applies.

I will bench them all again and see what happens.

Peter



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