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Subject: Re: What will be a rating difference between different computers, same prog?

Author: Êèðèëë Îñåëåäåö

Date: 11:32:43 09/16/05

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On September 16, 2005 at 14:14:34, Dann Corbit wrote:

>On September 16, 2005 at 12:52:13, Êèðèëë Îñåëåäåö wrote:
>
>>Hi, I am curious how much stronger a faster computer will be for the same
>>program. Is there any formula for a program rating change depending on the
>>system?
>
>A rough rule of thumb is 50-70 Elo for each doubling of CPU speed.
>
>But there is a lot of debate as to how well the rule holds, especially at
>extreme depths.
>
>So you would really have to carefully test to know the answer.

Thanks!
My guess would be that for a deep analysis difference should be much smaller (I
think decreasing logarithmically with the depth search). But I have no idea what
kind of algorithms are used for a deep search (what will be a search tree depth
here?)

Cyrill.



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