Author: Robert Hyatt
Date: 18:12:45 02/23/03
Go up one level in this thread
On February 23, 2003 at 01:38:55, Matt Taylor wrote: >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 Forgot about that. :)
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