Author: Christophe Theron
Date: 16:31:32 05/27/01
Go up one level in this thread
On May 27, 2001 at 18:29:32, Will Singleton wrote:
>On May 27, 2001 at 16:55:02, Ian Osgood wrote:
>
>>On May 25, 2001 at 04:29:36, Christophe Theron wrote:
>>
>>>On May 25, 2001 at 01:29:11, Mike S. wrote:
>>>
>>>>On May 24, 2001 at 22:42:28, Christophe Theron wrote:
>>>>
>>>>>(...)
>>>>>>On May 24, 2001 at 22:05:42, william penn wrote:
>>>>>>
>>>>>>>i hear that palm tiger beat chess genius, i thought this was a hand held stand
>>>>>>>alone, if so it must be much stronger than the sapphire which i thought was the
>>>>>>>strongest standalone computer available. (...)
>>>>
>>>>>This is mostly right, Michael, but let me add some infos:
>>>>>
>>>>>Chess Tiger for Palm is COMPLETE port of Chess Tiger 14.1 (which is an evolution
>>>>>of the Chess Tiger 14 program currently sold by Shröder BV under the name
>>>>>Rebel-Tiger, by ChessBase under the name Chess Tiger, and by Convekta in their
>>>>>ChessAssistant 6.0 product).
>>>>>
>>>>>The Chess Tiger engine running in the Palm has ALL the knowledge and algorithms
>>>>>of Chess Tiger 14.1 for PC, everything but the endgame tablebases (for obvious
>>>>>reasons).
>>>>>
>>>>>(...)
>>>>
>>>>I think it would be interesting to see if Palm Tiger is able to win a longer
>>>>match against the NOVAG Sapphire II (I would expect that, but the Sapphire has
>>>>proven superior so far against other handhelds or travel computers, according to
>>>>info I have read from various sources).
>>>>
>>>>I wouldn't be surprised if the result would be quite narrow though...
>>>
>>>
>>>I really don't know and I would really like to know.
>>>
>>>The Sapphire II is rated 2012 by the SSDF (that means 2112 in the previous
>>>versions of the list, which is more accurate for lower ratings).
>>>
>>>So normally Tiger for Palm should be able to at least equal the Sapphire.
>>
>>So far, my Sapphire II has 2.5 - 0.5 against Palm Tiger at 5 minute games.
>>Tiger is overclocked to 28MHz on a Palm IIIe, both have hash tables on,
>>permanent brain disabled. Looks like the Sapphire II is out thinking Palm Tiger
>>by about a ply (3000 nps vs 500 nps). I plan to try some 30 minute games with
>>permanent brain later this week. (This would be easier if Palm Tiger had some
>>sort of serial interface so that I could adapt it to WinBoard like I have my
>>Sapphire II.)
>>
>>>>I think the Sapphire II could act as a kind of basic performance test for Palm
>>>>chess programs, in other words, they should beat it more or less clearly to be
>>>>competitive IMO, in terms of strength (in terms of functionality, the Palm is
>>>>certainly superior).
>>>
>>>
>>>There are not many chess programs which are going to be able to pass the test!
>>>:)
>>
>>Indeed. People forget that the SapphireII is near state of the art at its clock
>>speed (16MHz). Lang's and Morsch's programs in Mephisto units are its only
>>competitors.
>>
>>>>A Pocket PC, or Windows CE program running at 100...200 MHz just must beat the
>>>>Sapphire I think... at least if it is somewhat state of the art.
>>>
>>>
>>>Clearly. The Sapphire should be wiped away by a decent chess program running on
>>>StrongARM at 100 or even 200MHz.
>>>
>>>
>>>
>>> Christophe
>>
>>However, that program must be well written. For example, the strongest
>>commercial program for the PocketPC, PalmChess, on a 206MHz iPAQ loses (~35%)
>>against ChessGenius on a 28Mhz overclocked Palm. It would certainly lose
>>against SapphireII which is stronger.
>>
>>Crafty on the iPAQ is stronger than the SapphireII (hash tables help quite a
>>bit.)
>>
>>Ian
>
>From hundreds of games between my prog and Sapphire on fics, I would opine that
>whatever the Sap version is that plays on Fics would win about 99% of the time
>vs Tiger Palm.
>
>Will
That remains to be seen.
Christophe
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