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Subject: Re: Crafty Question for Dr. Hyatt

Author: James T. Walker

Date: 04:07:53 01/08/99

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On January 07, 1999 at 17:50:42, Eugene Nalimov wrote:

>On January 07, 1999 at 17:36:41, Eugene Nalimov wrote:
>
>>On January 07, 1999 at 16:19:16, Robert Hyatt wrote:
>>
>>>
>>>
>>>I'm not sure what to say.  Not being an AMD user, nor knowing much about
>>>what the K6 does internally, it looks like the PII is simply "winning the
>>>race" by a significant margin there.  In years past, we have seen the K6
>>>and pentium Pro run clock for clock with crafty.  But maybe it is taking a
>>>beating because of the BSF stuff or something in the assembly language that
>>>is not running well on the K6, but being eaten alive on the PII...
>>>
>>>just a SWAG of course...
>>
>>Does yours K6-2 has L2 cache? An
>
>Sorry, connection today is awful. Once again:
>
>Does yours K6-2 has L2 cache? And if so, does *all* the memory cached?
>If not, it can happen that other chess programs are more L1 cache
>friendly than Crafty; Crafty's engine is large enough and don't fit
>into L1 cache.
>
>Eugene

Hello,
Yes, I have 512K of L-2 cache and I think all of the memory is cached.  As I
said most of my other programs run faster on the K6-2 with the exception of
Chessmaster which runs about 5% slower.  I wonder if anyone else has this
problem ?
Jim Walker



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