Author: Matt Taylor
Date: 22:38:55 02/22/03
Go up one level in this thread
On February 23, 2003 at 00:39:34, Robert Hyatt wrote: >On February 22, 2003 at 02:54:21, Vincent Diepeveen wrote: > >>On February 21, 2003 at 19:49:04, David Weber wrote: >> >>>what chess programs support hyper-threading >> >>DIEP, Crafty, Fritz. >> >>for fritz it speeds up 10% node count at 4 threads at a dual Xeon 2.8Ghz >>(compared to HT turned off and 2 threads), but chessbase didn't test yet whether >>it actually speeds up search depth (according to Mathias who operates fritz >>here). >>for shredder it does speed up the node counts but not search depth >>so it has SMT/HT turned off here at this tournament and runs with 2 threads at a >>dual Xeon 2.8Ghz here. > > >Did you make the necessary changes to spinlocks and spinwaits??? Sorry, can't resist a good laugh! "No, they're not out yet!" :-) -Matt
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