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Subject: Re: Tinker 81 secs Re: Testing speed of "position visiting"

Author: Tom Kerrigan

Date: 19:28:07 04/23/00

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On April 23, 2000 at 22:07:33, Robert Hyatt wrote:

>On April 23, 2000 at 21:37:45, Tom Kerrigan wrote:
>
>>On April 23, 2000 at 21:12:59, Brian Richardson wrote:
>>
>>>This includes MVV/LVA (actually modified TSCP gen_push() which is quite a bit
>>>slower than the *move++= pointer method), one 64 bit hash key, plus white and
>>>black pawn counts and material values.  Non-rotated bitmap move generation.
>>
>>What sort of non-rotated bitmaps do you keep? I think the speed is pretty
>>impressive.
>>
>>-Tom
>
>
>Here is the number for the right position (Crafty).  Somehow my script before
>didn't execute the command to set a FEN position.  On my PII/400 notebook, I get
>159.43 seconds.

How is it that Crafty is 15x slower than Stobor when the test is done from the
initial position, but 10% faster when it's done from Peter's position?

-Tom



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