Author: Paul Doire
Date: 11:10:29 02/22/02
Go up one level in this thread
On February 22, 2002 at 14:00:40, Albert Silver wrote:
>On February 22, 2002 at 13:59:28, Paul Doire wrote:
>
>>On February 22, 2002 at 13:56:43, Albert Silver wrote:
>>
>>>On February 22, 2002 at 13:50:20, Paul Doire wrote:
>>>
>>>>On February 22, 2002 at 13:46:00, Albert Silver wrote:
>>>>
>>>>>On February 22, 2002 at 13:24:30, Paul Doire wrote:
>>>>>
>>>>>>On cpu equivalent of 6.4Ghz (4x stronger than match cpu).
>>>>>>
>>>>>>Does that mean it could have gotten 2820 performance rating ?(based on whenever
>>>>>>processor speed doubles programs increase in strength 50-70elo)
>>>>>
>>>>>Not necessarily. The performance is based on its results against humans and not
>>>>>automatically adding points in proportion to the speed. Suppose it still weren't
>>>>>able to do any better than 2-2 against Van Wely on such hardware? You see, that
>>>>>extra ply might not mean it will suddenly beat Van Wely in 40/2h.
>>>>
>>>>
>>>>What will it take to win against humans 75% of the time?
>>>
>>>
>>>If the human is rated 2700 then the combination of hardware and software would
>>>have to perform at 2900. Naturally, better hardware and better software will
>>>yield results, but it isn't so simple. Take today's game for example. How many
>>>moves would Rebel play differently if allowed to calculate an extra ply? How
>>>decisive are those moves? Just adding a ply shouldn't derail Van Wely so easily.
>>
>>
>>Are you saying that quadrupling the cpu speed will only add one ply to the
>>search
>>at the same time controls???
>
>More or less, yes. Maybe a ply and a half.
>
> Albert
How much difference would an additional 1.5 ply make in strength?
Paul
>>Paul
>>
>>
>>
>>>>>>Will we have off the shelf world champion caliber silicon beasts by 2005 ??
>>>>>>
>>>>>>What do you think?
>>>>>>
>>>>>>Paul
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