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Subject: Re: Hiarcs 7.32 has a huge speedup on the P III /w full speed 256K cache.

Author: Enrique Irazoqui

Date: 11:32:13 06/22/00

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On June 22, 2000 at 14:06:14, Mark Young wrote:

>On June 22, 2000 at 08:09:41, Enrique Irazoqui wrote:
>
>>On June 21, 2000 at 19:58:34, Mark Young wrote:
>>
>>>Hiarcs speed on the new P III chips is outstanding. Having played Hiarcs 7.32 on
>>>a P II 450 I found the nodes per second rarely surpassed 45 kn/s in the middle
>>>game. With the Coppermine and its 256K full speed cache I am now hitting over
>>>140+ kn/s in a lot of middle game positions. The speed up of the other chess
>>>programs was not near as radical, but still impressive.
>>
>>I found that as an average Hiarcs 7.32 runs about 22% faster on the Coppermines
>>than on the older PIIs and PIIIs at the same clock speed. It's a lot, but the
>>speedup is not as dramatic as you say.
>
>That's not what I am seeing on the PIII 800, I too see it but don't beleive it.
>In some endgames Hiarcs 7.32 is seeing over 200 Kn/s. I Ran LCT II and Compared
>it to the shep site Results ran on a PIII 550. I was almost exactly 2x faster
>then the times he had posted for the same positions.

Then we are saying the same thing. 22% faster than 800 Mhz is almost twice the
speed of a P550. So the speedup on coppermines is about 22% at the same clock
speed.

Enrique

> I have the time and results
>if you want to look at them for each position.
>
>>
>>Enrique



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