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Subject: Re: Opinions? A Crafty experiment...

Author: Slater Wold

Date: 11:37:06 05/24/04

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On May 24, 2004 at 14:32:38, Vincent Diepeveen wrote:

>On May 24, 2004 at 14:09:56, Robert Hyatt wrote:
>
>>On May 24, 2004 at 12:56:56, Slater Wold wrote:
>>
>>>On May 24, 2004 at 12:29:04, Russell Reagan wrote:
>>>
>>>>On May 24, 2004 at 12:06:46, Slater Wold wrote:
>>>>
>>>>>In a thread below, there is a post about Blargh, ICCs top computer.  It has won
>>>>>60% of its games at standard time controls, and only lost 16% in almost 3,000
>>>>>games!
>>>>>
>>>>>I am interested to know the OoO (opinion of outcome) of EVERYONE at the
>>>>>following experiment, I will be in contact with the operator of Blargh, and will
>>>>>try to set this up.
>>>>>
>>>>>Crafty 19.13 on an AMD FX53 (64-bit) vs Shredder 8 on a Dual Opteron 2.2Ghz
>>>>>(32-bit)
>>>>>
>>>>>10 game match.  120/0.
>>>>>
>>>>>Opinions?
>>>>
>>>>Crafty on equal hardware probably doesn't stand a realistic chance against
>>>>Shredder. Only Fritz scores at least 45% against Shredder on the latest SSDF.
>>>>Junior and Hiarcs score at least 40%. Crafty would be behind those engines on
>>>>equal hardware by a non-trivial margin (take the Junior-Crafty 10x experiment
>>>>for example).
>>>
>>>OoO please...
>>>
>>>>What is interesting about a Shredder-Crafty match where Crafty is at a hardware
>>>>_disadvantage_?
>>>>
>>>>BTW, that really explains a lot about why he is #1 on ICC. You have a freakin'
>>>>FX53 and you're at a hardware disadvantage! Wow...
>>>
>>>It's a disadvantage, but a small one.  How small?
>>
>>It is at least 2x disadvantage.
>>
>>You did notice that box is a _dual_???
>>
>>Shredder has an SMP version which I would assume he is using...
>
>Comeon you need to be NUMA to run well on a dual opteron in 32 bits. Shredder is
>SMP and has not released a 64 bits executable yet for xp64.

A point not everyone is getting, obviously...

>Equal hardware SSDF shredder8-crafty : 43.5 - 3.5

I was going to look that up later, thanks!

So we can expect in a 10 game match, nothing better than 9 - 1 from Crafty,
based on SSDF results.  Interesting...



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