[Beowulf] thunderbolt?

[Geoffrey Jacobs]

On Fri, Feb 25, 2011 at 10:20 AM, Lux, Jim (337C)
<james.p.lux at jpl.nasa.gov>wrote:

>
> > interesting, if it works like that.   If not, well hey, it's a fast
> adapter
> > bus, and faster data transfer is good, even if just to peripherals.
>
> Peripherals which probably can't operate at 1.2GB/s (provided you don't
> have a SAN in your home).
>
> ---
> This *is* the beowulf list.. I wouldn't make many assumptions about the
> computational horsepower at people's abodes...
>
>
> A peripheral that most people have in their home with that kind of data
> rate is a DVI (or HDMI) interface to their TV.  The Clock pair runs at
> 25-165MHz, RGB Data on 3 pairs at 10 times that rate.  24bits/pixel at a
> rate high enough to display 60 frames sec at 2.5 megapixel/frame.
>
> I think it works out to around 4Gbps...
> _______________________________________________
>

That's the limit for single link. High end consumer panels can do 2560x1600
which works out to ~5600 mbits/sec (pumped by a dual link DVI signal). HDMI
can supply about 8000 mbits/sec, and DP can do double that.

I wonder what actual performance is going to be like.

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