XO-2 software plans

Jordan Crouse jordan.crouse at amd.com
Fri May 23 13:38:29 EDT 2008


On 23/05/08 18:00 +0200, Bert Freudenberg wrote:
> 
> On 23.05.2008, at 04:54, Jim Gettys wrote:
> 
> > On Thu, 2008-05-22 at 19:28 -0400, Andres Salomon wrote:
> >
> >> If they put me in charge, I'd choose whichever CPU had the best
> >> performance, lowest power consumption, and lowest price - regardless
> >> of architecture.
> >
> > Change the ordering: power consumption and price (closely related to
> > integration these days), then performance.  FP required...  That's  
> > what
> > drove us to the Geode.  FP is essential for Linux software to "just
> > work": I lived on the StrongARM with the iPAQ, and (almost) all free
> > software signal processing code (e.g. all multimedia code) is written
> > presuming a floating point unit.  At the time, there were many chips
> > whose spec sheet claimed you could get FP, but when you went to the
> > vendor, the FP unit didn't exist.  It's now 3 years later, so we  
> > have a
> > number of highly integrated chips with FP units that are pretty low
> > power to choose from.
> >
> > Note that power consumption drives price through the entire chain;  
> > what
> > kind/size of power generation you need, etc.
> 
> /me wants a graphics accelerator.

Minor nitpick - you _have_ a graphics accelerator.  What you really want
is a 3D graphics engine.  Be sure to keep the distinction seperate;
lots of embedded processors have 2D accelerators, fewer have 3D
capabilities.

Jordan

-- 
Jordan Crouse
Systems Software Development Engineer 
Advanced Micro Devices, Inc.




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