[geeks] New small Intel Board

[Joshua Boyd]

On Fri, Jun 06, 2008 at 04:50:19PM -0400, nate at portents.com wrote:
> >> Atom does have hyperthreading (just as Nehalem will).
> >
> > I'm a bit puzzled.  HyperThreading was invented because the Pentium 4
> > architecture -- Willamette through Cedar Mill -- had some unused
> > execution unit time resulting from the poor design, and presenting an
> > extra logical CPU got a little of the lost performance back.  Why is HT
> > suddenly making a return?
> >
> > ...Intel hasn't suddenly added *real* threading a la SPARC T1/T2, have
> > they?
> 
> For details of how HT works on Atom (which is a non-superscaler, in-order
> CPU) see this:
> 
> http://www.anandtech.com/cpuchipsets/intel/showdoc.aspx?i=3276&p=10

Very interesting.  

One thing they note is that not all Atoms will have HT turned on.  I
wonder if that applies to the new Intel board I mentioned.