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Subject: Re: minimax vs. alpha-beta, my data

Author: leonid

Date: 12:31:38 06/16/00

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On June 16, 2000 at 13:49:49, Tom Kerrigan wrote:

>On June 16, 2000 at 09:43:56, leonid wrote:
>>Is the number between minimax nodes/second, devided on number of nodes/second
>>for alpha-beta, equal to around five?
>>If, for instance, one position in minimax give 1000000 NPS, the same position
>>but solved by alpha-beta logic will indicate around 200000 NPS speed?
>I just ran some tests. Simple search, material-only evaluation:
>Minimax: 2219093
>Alpha-beta: 1753779
>This was on my 800MHz Pentium III.

Thanks Tom! This is really practical response.


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