Author: Graham Laight
Date: 07:26:35 04/11/00
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On April 11, 2000 at 09:47:58, Wayne Lowrance wrote: >On April 11, 2000 at 06:04:48, Graham Laight wrote: > >>On SSDF, Crafty is rated as 2624 on a 450 Mhz PC. >> >>Generally, a doubling of processor speed results in an improvement of 60 elo. >> >>So, if Crafty were put on a 900 Mhz PC with 4 processors, it could achieve 3 >>doublings, or 180 elo improvement, to get a rating of 2804. >> >I am not sure that is right. Going from 1 to 2 cpu's that is one doubling. and >if you "double a double" I think that should count as only a second double. >Sounds _logical_ to me. That's absolutely right! What I should have made clearer is that the third doubling would come from using a faster processor (for example, the SSDF test was done with a 450 Mhz processor - one can now purchase 900 Mhz processors and higher). -g >>However, there are some flies in this ointment: >> >>* the SSDF ratings are disputed relative to humans. Hopefully, the current spate >>of games in Israel will clear this up. >> >>* Unlike his game against DB, GK would have profound knowledge about how Crafty >>plays before the competition started. Bob would have to be persuaded to >>implement some sort of "anti-grandmaster" features. >> >>* Adding extra processors does not, in reality, give you a linear increase in >>computer strength >> >>-g >> >>On April 10, 2000 at 20:01:57, Jorge Pichard wrote: >> >>>In tournament time control it will take a least another 3 Years for a P.C. Chess >>>Software to be able to beat Kasparov in Tournament time control, only if by then >>>either Intel or AMD organize an interesting Chess match which will encourage >>>Kasparov to play against the best P.C. Chess Software then. I strongly believe >>>that at least it will take a Dual 3 Ghz SMP To beat Kasparov.
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