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Subject: Re: Has others seen this type of speed/rating increase?

Author: Bertil Eklund

Date: 16:07:33 01/29/99

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On January 29, 1999 at 14:06:18, KarinsDad wrote:

>On January 29, 1999 at 13:35:24, Enrique Irazoqui wrote:
>
>>On January 29, 1999 at 12:50:46, Bertil Eklund wrote:
>>
>>>I choosed a fixed depth and played a move out of book i.e. 1.h2-h4 and compared
>>>the times. But you are right the difference between P90 and P200MMX is about
>>>75 elo. The hash-tables has increased about 4 times I guess this could give 10
>>>-20 points. So the cpu difference could be about 60 elo.
>>
>>I checked again the difference P200MMX/P90 and I have the following:
>>
>>Cm5K       2.87x
>>Rebel 9    3.07x
>>Genius 5   2.94x
>>Hiarcs 6   3.03x
>>Mchess 6   2.62x
>>
>>Average = 2.9
>>
>>Enrique
>>
>>>Bertil
>
>Enrique,
>
>It could also be a motherboard issue or something unrelated to the CPU itself
>(either for you or for Bertil, I have often seen differences between machines
>which are supposed to be identical or nearly identical). It would be interesting
>if several other people could do the test.
>
>Bertil also did not indicate which software he was using.
>
>KarinsDad
In fact I have about the same speed increase as Enrique in my first P90 but
the motherboard crashed after a year or so so I bought a new one about 20%
faster (!), so I guess the difference in our numbers is related to a early
P90 or a later improved motherboard and cache. My guess is that mr Irazoqui
bought his P90 very early ( if I know him right).

Bertil



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