On 9/20/22 12:18, Chris Albertson wrote:
> The Pi4 is cheaper but the Jetson can run floating point networks.
> int-8 is limited in what it can do.
Yes, the Jetson[s] can run floating point networks. But the nice numbers
below are for INT8's. So, your mileage will vary.
>
> One option that I do is to run the Pi4 inside the robot and use WiFi. I
> have all the Python code on my Synology NAS and it is NFS mounted to the
> robot and my development PC. I edit the code on the PC and changes
> install appear on the robot and get backup in real-time. I can also run
> the heavy-duty computing on the PC, it is a 16-core Xeon with Nvidia
> GPUs installed. The NAS can also store video data from the robot.
>
> People like to see self-contained robots not depending on WiFi or cloud
> services but my goal is just to developed the software. I don't care
> where the software runs, whatever works. This would be different ifI
> were trying to sell these. But even then using a cloud server would
> dramatically reduce the cost of the robot.
>
> I can see why Nvidia discontinued the Pi-like product. They don't want
> to support hobby users who might be new to Linux, programming and the
> command line and AI. Customer support costs would be high with no hope
> of recovering through later volume sales.
I think, the reason is a bit different. When Nvidia makes those dev
boards, it's not better [or worse] than a seeed studio or Sparkfun or a
number of those 'small batch' board houses. In the beginning, Nvidia did
not have a choice but to make those dev boards to show that there is a
[small-ish] market. Now, there are enough third party dev-boards out
there and they add a bit (but not much) to the module. (In the TX1 days,
you could find third-party boards for the module but they were as
expensive as the Nvidia dev-board but without the actual module.
The modules probably sell in the millions and the dev-boards, I would
guess in the low thousands. Most of the dev-boards will go to 'some form
of students' and Nvidia is probably still interested in those. The
hobbyists are not even a blip on their radar;-)
-- Marco
> image.png
> Scott Monaghan
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> Chris Albertson
> Redondo Beach, California
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