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Subject: Re: Next Palm 61 times as fast? How would that affect chess apps?

Author: Pham Minh Tri

Date: 23:04:05 02/06/02

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On February 06, 2002 at 16:43:09, Dann Corbit wrote:

>On February 06, 2002 at 14:13:03, Roy Eassa wrote:
>
>>http://www.palminfocenter.com/view_Story.asp?ID=2965
>>
>>"... code that has been recompiled for ARM-based chips is 61 times faster on a
>>200MHz ARM processor compared to a 33MHz Dragonball one."
>>
>>Is that a typo?  Did he mean 6 times?
>>
>>If it's not a typo, how would a factor of 61 (article actually implies factor of
>>62 by saying "faster than" rather than "as fast as") affect the rating of such
>>apps as Chess Tiger for Palm and ChessGenius for Palm?
>
>A fairly conservative estimate is 50 ELO increase for each doubling in speed.
>With 5.93 doublings, we would have +296.5 ELO increase.

Hi Dann,

200MHz = 33MHz x 2^n --> n < 2.5 --> we would have max +125 Elo increase ;)

Or

61 times = 2^n --> n near 8 --> near +400 Elo increase




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