Author: Robert Hyatt
Date: 15:24:42 11/21/03
Go up one level in this thread
On November 21, 2003 at 18:05:55, Joachim Rang wrote: >On November 21, 2003 at 16:47:52, Peter Berger wrote: > >>Following recent heated discussions I'd love to do a little testmatch. There are >>different versions of the challenge online - I chose one that I can kind of >>simulate myself with slower hardware. >> >>Junior 8.0.0.2 will play on a P233MMX, 32 MB RAM. >>Crafty 19.4 will play on a PIV2.0GHz notebook, 1GHz RAM. >> >>Time control will be game in 2 hours with 10 seconds increment/move. The match >>will be done like older FIDE world championship matches - the first one to win 6 >>games wins the match, draws won't count. >> >>Junior uses 16MB Hash, 3+4 men tablebases, 1MB cache, junior8.ctg. >>Crafty uses 384MB Hash, 64MB hashp, 3+4 men tablebases, 32MB cache, own book, >>aware of playing a computer. >> >>Compairing setups with Crafty bench (hash 12M, hashp 3M, cache 1M on the slower >>one) suggests a speed difference factor of about 10.5 in raw nodes per seconds >>and 11.0 in "SMP time to-ply-measurement" between the two computers. >>As the Junior Mark doesn't work on the slower one and Junior chooses to search >>different depths on both in the starting position, I can't really give a number. >>The difference seems to be slightly lower for Junior though, sth like 9.0 maybe. >> >>Saying that the faster computer is about 10 times faster shouldn't be too wrong. >> >>That's also clearly an upper-bound for faster hardware Crafty could reasonably >>come up to compete with against a single-CPU opponent in a current competition >>on fast computers IMHO - the speedup demands 16 CPUs I guess, and I don't know >>if Crafty can really scale that well. >> >>With this setup Crafty should be the clear favourite I suppose. >> >>Crafty won the toss and will have the white pieces in the first game. >> >>Peter > > >nice test indeed. I think crafty will win. > >regards Joachim If it loses I should obviously retire from computer chess due to gross incompetence. It will fortell of things to come with 100X time odds, although I am sure some will expect to lose even it it wins with 10x.
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