[Arm-netbook] AMD 2W APU

[joem]

On Wed, 2013-11-20 at 16:44 +0700, Jean-Luc Aufranc wrote:
> On Wednesday, November 20, 2013 04:12 PM, Hrvoje Lasic wrote:
> 
> > 
> > 
> > 
> > On Wed, Nov 20, 2013 at 10:08 AM, luke.leighton
> > <luke.leighton at gmail.com> wrote:
> >         On Wed, Nov 20, 2013 at 8:54 AM, joem
> >         <joem at martindale-electric.co.uk> wrote:
> >         > On Tue, 2013-11-19 at 19:43 +0000, luke.leighton wrote:
> >         >>
> >         http://www.amd.com/us/press-releases/Pages/amd-2014-mobile-apu-2013nov13.aspx
> >         >>
> >         >> at laaaast.
> >         >
> >         > Read carefully?  It doesn't say 2W - it sez 2x
> >         performance.
> >         
> >         
> >          roadmap document, page 4.
> >         
> >         
> > “Mullins ” APU
> > 2-4 “Puma” CPU Cores
> > GCN Graphics Compute Units
> > AMD Security Processor
> > ~2W SDP 
> 
> For the ultra low power, APU they use SDP (Scenario Design Power),
> whereas for the other processors, they don't mention anything, so I'd
> guess they use TDP (Thermal Design Power).
> 
> Anandtech says SDP is ~2W, but TDP is 4.5W for AMD Mullins APU.  
> http://www.anandtech.com/show/7514/amd-2014-mobile-apu-update-beema-and-mullins
> 
> I'm not sure how this can be compared to ARM SoC power consumption, as
> they may use a different metric.


The entire EOMA68-A20 dual core with RAM and ethernet working is about
0.3A @ 5V or about 1.5W. A third less if its idling.