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Subject: Re: AMD Processors for Chess ?

Author: KarinsDad

Date: 14:22:55 07/08/99

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On July 08, 1999 at 16:52:12, Thorsten Czub wrote:

>On July 08, 1999 at 15:06:50, KarinsDad wrote:
>
>>If you cannot afford the big Intel chips, then the K6-3 is probably a better buy
>>than a PII. Even if you cannot get your code size under 298K (I am not sure how
>>much of the L1 cache is dedicated to code on the AMD, probably 32K), the extra
>>200-225 Mhz on the L2 cache puts the AMD slightly faster than the same speed PII
>>or PIII for chess programs (but the 500 PIII seems to outperform the 450 K6-3
>>even with the faster L2 cache in almost all of the tests that I have seen, but
>>you have to pay to get the slight performance improvement).
>>
>>KarinsDad :)
>
>try p3/500 with cstal win95 and tell me about the results.
>THEN we can discuss.
>cstal is huge.
>lots of code to differenciate which moves to choose.

I wasn't responding specifically for cstal. But put it on a PIII Xeon where the
cache is not half speed (and pay $1000 for the 512K cache version of the CPU).

Also, see if you can get a version of cstal compiled for the PIII instruction
set. Sometimes, it's easier to be convinced that one system is better than
another for a given application just due to the fact that the application is not
taking advantage of the better system's capabilities.

BTW, what are your results for cstal for different systems.

I am currently thinking of upgrading my system. I was thinking of PIII 450, but
am still undecided. Since the program I am writing will also have a large amount
of code (i.e. evaluation), I may be swayed to a different system.

KarinsDad :)



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