Pentium 805D has an interesting surprise

Ben Scott dragonhawk at gmail.com
Wed Apr 25 15:16:09 EDT 2007


On 4/25/07, Bill McGonigle <bill at bfccomputing.com> wrote:
> Right, 'ht' just reports whether the CPU knows it has hyperthreading
> or knows it doesn't have hyperthreading.  This tripped me up for a
> good hour once!

  So the HT flag does not indicate HyperThreading capability.  Rather,
the HT flag indicates whether the actual mechanism for indicating the
presence of HyperThreading is present.

  Who designed this thing, Mel Brooks?  ;-)

-- Ben


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