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

Author: Jorge Pichard

Date: 12:08:59 05/24/04

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On May 24, 2004 at 14:59:35, Drexel,Michael wrote:

>On May 24, 2004 at 14:37:06, Slater Wold wrote:
>
>>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...
>
>Nonsense!
>
>That was not equal hardware.
>The 43.5-3.5 was Shredder 7.04 1200 Mhz-Crafty 18.12 450 Mhz
>
>Furthermore Crafty 19.13 is IMO *at least* 50 points stronger than Crafty 18.12.
>
>Michael


You are totally correct, in my current match Shredder8 vs Crafty 19.13 on equal
hardware so far out of every 3 games crafty is winning 1 game, or should I say
out of 10 out of 30 games.

Jorge



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