Author: Matthew White
Date: 12:22:53 06/10/03
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On June 10, 2003 at 14:48:23, Ricardo R Santana wrote: >Hello All >so, with the following information (thanks Bo) > >>Double the speed, maybe +50 ELO points? > >Deep Blue >>200M NPS >> >>>compared >>>with today speed (nodes/second ??) >> >Today computers: > >>1-2M for normal PCs, 3M for 8 processor servers. >> > >Lets say we have normal PC with 2.2M (nodes/second). So, we expect >2.1NPS*2^6 = 140 NPS and 2.1NPS*2^7=280 NPS. So, today PCS should increase about > or 7 times to get 200M NPS !!. This is the first conclusion. > >So, since 200M NPS are about 6 or 7 "doubles", we can expect deepblue to have >6*50 to 7*50 rating points ahead todays PC. So, this is about 300-350 points. >SSF presents a lot of programs with 2600. So, DeepBlue is about 2950 !!! This is >too crazy for me...please, help ME !!! Deep Blue did not have the positional knowledge that many of today's programs have. Its evaluations were fairly brute force, since eval was done in hardware. Therefore, many of its hundreds of millions of nodes were wasted calculation, which accounts for the discrepancy in rating. Matt
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