one CPU system shows 2 CPUs under task manager

Archived from groups: microsoft.public.windowsxp.help_and_support (More info?)

Gillies wrote:
> Greetings gurus,
>
> Funny, I have many computers around with only ONE cpu but XP
> task manager shows 2 CPUs and 2 graphical CPU usage. I've
> seen this bug on so many systems running WinXP SP2 since
> I've noticed.
> Any fix around ?
>
> TIA
>
> Gillies

It's not a bug. Those computers have an Intel Pentium 4
processor that incorporates hyperthreading. Take a look here
for more info:

Verifying Hyper-Threading Technology in Windows XP
http://www.intel.com/support/processors/pentium4/sb/CS-...

Nepatsfan