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Subject: Re: Faster Hardware benefits slow searchers or fast searchers more???

Author: José de Jesús García Ruvalcaba

Date: 13:50:56 09/30/99

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On September 30, 1999 at 14:35:25, Charles Unruh wrote:

>
>  In the past i thought faster hardware would benefit slow searchers like
>Chessmaster more than fast searchers like Fritz.  Now i'm more inclined to
>believe that it makes more sense that faster hardware benefits fast searchers
>more.  For the reason that positional ideas are for the most parts moves made
>from practical experience/knowledge, that we can't always quite calculate.
>However, faster hardware gives programs the ability in many instances to
>actually be able to calculate the result.  So although i think Chessmaster is a
>truly awesome engine especially against programs running up to 233Mhz I expct
>that on a P450Mhz it will come in 3rd or 4th.

	Faster hardware benefits fast and slow searchers, that is clear. Your question
as I understand it is "which one is more benefited by faster hardware?"
	My answer is: it has little to do with fast vs slow searchers. Now that all the
top programs have quite good search algorithms (I think PVS is the most
popular), faster hardware benefits more the programs with better search policy,
regardless of how fast or slow they are.
	By search policy I mean the extensions, pruning and other techniques used to
unbalance the search tree so the engine looks deeper at the moves that are more
"interesting". It is not important to outsearch your opponent in every branch of
the tree, only at those that are relevant.



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