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Subject: Re: Ply Ratings

Author: Enrique Irazoqui

Date: 12:34:48 09/29/98

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On September 29, 1998 at 14:00:40, William H Rogers wrote:

>Has anyone done any research on the ratings that a program has at different
>plys?
>I once saw a test of chess 4.7 and they had some preliminary ratings on their
>program at different ply levels. They could set the depth that their program
>would search, not necessarily based on time.
>bill

You can take the SSDF list as an approximation. Several programs are rated on
P90s and P200MMX. The difference in speed is 3x, roughly one ply and some 75 Elo
points. It's also possible to do this sort of calculation with programs rated in
there on 486/25-66 and on P90s.

Enrique



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