Author: Robert Hyatt
Date: 07:26:46 11/11/03
Go up one level in this thread
On November 11, 2003 at 08:50:53, Aaron Gordon wrote: >It would be better had they used a quad or 8-way Opteron running 2GHz or more. >From some testing I've done in the past you can figure a single Opteron 2GHz == >a P4-3.6GHz in Fritz 8 (32bit mode). So, a Quad Opteron 2.0 == Quad P4-3.6. >Almost 30% faster, plus the memory bandwidth available would probably push it a >bit over that with large hash table sizes. 8-way Opteron 2.0 would of course be >like 8 p4-3.6's (however with some 40gb/s+ memory bandwidth available depending >on bus speed). > >Why not use the best hardware? Seems like if you'd want to promote your new >'awesome' chess program you'd want to give it the best chance of winning. I would agree. Eugene posted some numbers for a 4-way opteron at 1.8ghz, and Crafty produced nearly 7M nodes per second on that box. It is certainly way faster than the quad xeon...
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