Author: Torstein Hall
Date: 13:41:45 10/31/01
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Oh Stupid me! I always thought that MMX was short for Multi Media Xtensions! ChessBase has obviously found that to simple! Torstein On October 31, 2001 at 16:10:06, Mike S. wrote: >On October 31, 2001 at 15:17:40, Torstein Hall wrote: > >>On October 30, 2001 at 19:39:28, Mike S. wrote: >>(...) >>>FRITZ7~1 ENG 430.080 13.10.01 18:22 Fritz 7.eng >>>FRITZ7~2 ENG 364.544 13.10.01 18:23 Fritz 7 (No MMX).eng > >>What is the difference Fritz 7.eng and Fritz7 (No MMX).eng? Same playing >>strenght? Other features? > >The standard F7 engine has a new additional set of engine parameter settings, >including piece values etc. The No MMX engine has the settings known before. >Both use the tablebases of course. > >So far, tests have shown (or seem to indicate at least), that the No MMX engine >plays more successful against other engines. See for example these results >provided by Gerhard Sonnabend: > >http://f23.parsimony.net/forum50826/messages/28538.htm > >I think it is too early to say that F7 "No MMX" in generally stronger in >computerchess than the standard F7 engine; we'll have to wait for results from >faster CPUs and longer time controls (I'd be surprised if they are significantly >different though... but I don't know). Gerhards tests were 30 Min.-games at >K6/350, Noomen opening positions. > >I think that the MMX using code which the standard engine has in addition (or >alternatively) to the No MMX engine, may contain the parts of the engine >designed to play better against humans. This is only an assumption, maybe only >Frans Morsch could answer this. Probably it has a much larger evaluation >function than the No MMX version, which would be a possible explanation for the >lower node rate. > >In other words: I don't know... :o) > >Regards, >M.Scheidl
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