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General discussion • Re: Using a Pi 4B without a fan

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The Pi 4 doesn’t throttle clocks until 80C, which wasn’t reached during testing.
I observed no reductions in the 1.5 GHz clock speed. There’s also the `vcgencmd get_throttled` command.
My Pi4 ran at 2.2GHz without throttling using passive cooling like this:
https://thepihut.com/products/aluminium ... berry-pi-4
This cooler/case is cheap and very effective. I used liquid metal TIM instead of the thermal pads.
It is better than stick-on heat sinks, even larger ones like this:
https://thepihut.com/products/xl-raspbe ... 4-heatsink

I see its available for the Pi5 now ...

By the way, I use this stress test:

Code:

stress-ng --cpu 0 --cpu-method fft

Statistics: Posted by jahboater — Sat Jan 20, 2024 11:10 am



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