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#usb#raspberry#power#ram#small#ethernet#stuff#off#don#desktop

Discussion (20 Comments)Read Original on HackerNews
If a person doesn't need GPIO pins or other direct access to hardware [1], I don't understand why people are trying to use them with 1080p and 4K displays, keyboards and mice as general desktop linux computers. You can get a far more capable small form factor or ultra small form factor used Intel Core i5/i7 something corporate desktop with 16GB of RAM and a real SSD for like 150 bucks on eBay (USD). It'll be significantly faster.
Install barebones debian amd64, 'sudo apt install xfce4-desktop', it'll pull in all the xorg and other dependencies and also install a GUI login screen.
20 seconds of searching turned up something that doesn't suck: https://www.ebay.com/itm/820084016851?_skw=dell+optiplex+16G...
The one raspberry pi model which is still close to the original's $35 price is the raspberry pi model 4 1GB which is $49 in Canada. Accounting for inflation and difference between USD:CAD, that's about the same as 35 bucks. I think there are still a ton of uses for raspberry pi 3B+ or model 4 1GB particularly because you can power them off an 802.3af power over ethernet switch and cable, to stick one in a weird place with power and ethernet in one cable, with a basic $15 PoE splitter to USB-C power on the load end. [2]
[1]: https://projects.raspberrypi.org/en/projects/rpi-gpio-pins
[2]: https://www.amazon.com/UCTRONICS-PoE-Splitter-USB-C-Complian...
They are also terrible in education. Unreliable, huge set up time, no education software runs on them properly.
On the unreliable thing I got booted off their forums for writing a technical evaluation of the RPi 1 brown out issues with USB. That really put a bad taste in my mouth. Refuse to use any of their products since.
In comparison, my older laptop idles at around 5 W, even with multiple applications open. Similar experience more recently when looking at setting up a small home lab, the new Pi 5 seems to idle at around 5 W. A friend told me he has an Intel-based mini PC that draws less power. I'm tempted to try re-purposing an old phone, that should in theory do better.
I've seen someone used the entire raspberry pi zero(dual core 1Ghz cpu with hundreds of MB ram) just to do some http request and display on a simple LCD, with python no less. All can be done with a simple esp32.
But hey, as long as it works, right ?
If you just want a cheap computer the Pi's don't seem so great these days, but the Picos are where the fun is now.
It's weird there's cheap and plentiful STM32 series things with physical ethernet ports (but they're very weak microcontrollers with little CPU or RAM) which do manage to have real ethernet ports on them...
good times