Author: Dragon
Date: 02:24:22 03/22/04
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On March 20, 2004 at 22:56:53, Robert Hyatt wrote: >On March 19, 2004 at 08:41:02, Dragon wrote: > >>Hi, >> >>I posted on Arena Forum a test on Crafty SMP 1 and 2. >>I have P4C 3.2Ghz/Motherboard P4C800EDL and Windows XP Home. >> >>My test shows that I have about the same result with the command >>"bench" with HT=on. >> >>I read on the net that XP Home can do Hyperthreading. >> >>Why I have not the same good result than others persons with HT ? >>I think that all is perfect with my HT. I have two cpus screens >>in my "task manager" and I have the option on my motherboard. >> >>Somebody can say to me where I am wrong ? >> >>Bruno LUCAS > > >did you add mt=2 to tell crafty to use a second thread??? > >If not it will only use 1... Yes ! I use mt=2. Crafty says [2 cpus]. I think that Hyperthreading works because in the task manager, I have the two screens. One for each logical procs. This last week end. I retry the test and I have always the same result. I use Crafty-1910 SMP from the site of Dan Corbit. Bruno LUCAS
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