Author: Robert Hyatt
Date: 08:52:30 05/18/04
Go up one level in this thread
On May 17, 2004 at 23:32:20, Keith Evans wrote: >On May 17, 2004 at 14:42:16, Slater Wold wrote: > >>On May 17, 2004 at 14:28:57, Jason Kent wrote: >> >>>Does someone have a version compiled and optimized for P4 processors and >>>hyperthreading? >> >>ftp://ftp.slate.gotdns.org/crafty/32/smp-sse2/c1913smpsse2.exe > >Slate, > >Doesn't hyperthreading slow Crafty down now? I thought that after some recent >changes that were made for the Opteron NUMA system that Bob recommended against >hyperthreading - no? > >-Keith Correct, for duals and quads. I have not tried the test on a single cpu machine with SMT on and SMT off however. Nothing suggests that the result would be different, but without actual testing I don't know. I can't run my dual with just one physical CPU to test this...
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