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Subject: Re: Hardware question: Cyrix P166

Author: Gian-Carlo Pascutto

Date: 09:41:46 08/27/02

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On August 27, 2002 at 12:39:10, Leen Ammeraal wrote:

>When playing long (WinBoard) matches on each of my
>two computers, my newer computer (Pentium 3),
>gives a considerably better score for my new program
>version than my older computer, which
>has a Cyrix P166 processor.
>I tried to compensate for the slowness of
>the latter machine by allowing it to
>think longer.
>Has anyone an idea how serious I should take
>the rather disappointing results on this
>older machine? I know very little of hardware,
>but I could imagine, for example, that this
>Cyrix P166 is particularly bad in 64 bit operations,
>so that switching from 32 bit to 64 bit (bitboard) operations
>might make the program stronger on the newer machine
>but weaker on the older one.
>Could this really be the case?

Yes. Despite that the Cyrix166 is supposed to be as fast as
the Pentium166, there are quite a few cases when it has problems
getting half the speed of the latter. This is really not a very
good CPU, even more so because most programs are optimized for
Pentium, not Cyrix166.

--
GCP



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