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Subject: Re: 0x88 vs mailbox

Author: Dann Corbit

Date: 13:00:30 09/16/04

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On September 16, 2004 at 15:49:42, Stuart Cracraft wrote:

>I am thinking of upgrading my mailbox-based move generator and incheck/attack
>detector to 0x88 because with small pctwise increase in time my test results are
>better.
>
>What kind of a speedup, holding all else the same, can I expect, or do the
>modern larger cache like the P3 I use substantially lessen the improvement?

It will depend on the implementation.  Some of the fastest commercial engines
are 0x88 (or variant) types. E.g. Chess Tiger is of that genre.




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