[Arm-netbook] Jetson TX1 Module

[Christopher Havel]

Maybe I'm being a little dense but I don't get the graphite paper
reference/pun.

On Fri, Nov 13, 2015 at 3:54 PM, Luke Kenneth Casson Leighton <lkcl at lkcl.net
> wrote:

> On Fri, Nov 13, 2015 at 8:46 PM, Christopher Havel
> <laserhawk64 at gmail.com> wrote:
> > A pity it's got to be that low -- Atom Z2460 has a TDP of 4w... it's an
> SoC
> > Atom from what I understand -- meaning no chipset, just add RAM, VReg,
> and a
> > few interface bits.
>
>  yep.  intel's been told... but they keep taking the advantage of the
> geometry shrinks to increase speed, *not* reduce power.
>
>  so they're deliberately pissing in their own back yard, basically.
>
> > But there's no way to keep the required external components less than a
> > watt, I'm sure.
>
>  32 bit 800mhz DDR3 (1.5v) RAM uses only around.... 300mA (0.3A), so
> it's doable.
>
> > Worth noting, even VIA can't keep up with that. Closest is an Eden ULV
> > 1.0GHz Esther core... it gets 3.5w TDP but that's before the chipset and
> > everything else...
>
>  yyep... and the eden is only in 45nm and isn't a very good design...
> *and* x86 has a performance/watt penalty inherent in its design, due
> to the CISC instruction set.... long story, i've written about this
> before.
>
> > Oh well :(
> >
> > Just a thought -- I forget -- are EOMA68 cards permitted to protrude from
> > the slot any, the way PCMCIA/Cardbus cards almost always did?
>
>  of course.
>
> > If so, it
> > *may* be possible to wire up a small ventilation system -- fan with a
> bit of
> > ducting is what I'm picturing, there's no room for a real heatsink in
> there,
> > after all. But every little bit helps... ;)
>
>  graphite paper also helps.
>
> l.
>
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