[ale] Detecting multiple CPUs

[Ben Alexander]

Actually, P4's do hyperthreading as low as 2.4 now. You can get a P4 2.4
Hyperthread for $170 -- not bad!

On Mon, 2003-09-08 at 14:10, Michael Still wrote:
> The 2.4 xeons do have hyperthreading I believe. I saw a dual that showed 
> 4 cpus in it.
> And for a p4 you need at least 3ghz to do hyperthreading.
> 
> On Mon, 8 Sep 2003 10:05AM -0500, James P. Kinney III wrote:
> > I don't think the Xeons do hyperthreading. That feature has only been
> > available in the latest generation of P4 chips. The Xeon chips run 2-3
> > generations behind due to the complexities of integrating the  extra L1
> > and L2 cache ram. The best test is to pull out one CPU. Many dual
> > processor system have bios controls that can disable a cpu (Why? I can
> > only guess it's for a back-up cpu situation.)
> >
> 
> --------------------------------------------
> Michael Still (MichaelStill at tmail.com
> --------------------------------------------
> _______________________________________________
> Ale mailing list
> Ale at ale.org
> http://www.ale.org/mailman/listinfo/ale