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Subject: Re: How Important is Floating Point to Chess Programs?

Author: Eugene Nalimov

Date: 16:58:08 02/25/00

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On February 25, 2000 at 19:38:23, Tom Kerrigan wrote:

>On February 25, 2000 at 15:07:04, paul bedrey wrote:
>
>>   I recently received a comment by a computer chess pro stating that Intel has
>>a propriatory Floating Point code and that AMD although close doesn't exactly
>>duplicate it. He said it may be why most of my chess programs have problems
>>running on my AMD K6 475. Can any programers confirm or deny this?
>>I hope I don't have to buy a new cpu just to cure my addiction to chess!
>>
>>Thanks
>
>As far as I know, AMD's floating point unit is compatible with Intel's.

I believe original talk was about SIMD FP instructions - and here 3D-Now! is
incompatible with KNI. But I doubt any chess program use those.

Eugene

>Chess programs don't do floating point calculations anyway.
>
>I used to have a K6-2 and ran a large number of chess programs on it. I never
>had any problems with any of them. I think you should consider other causes for
>your problems. Maybe bad memory?
>
>-Tom



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