Raspberry Pi fans have long wished for a power button. The Raspberry Pi 5 delivers. But what if you have an older model?

If you're using a supply that's properly rated for the Raspberry Pi ... series top out at 2.5A, the Pi 4 B and 400 run off 3.0A, and the Pi 5 requires a 5.0A power supply. To complicate matters ...

When the Raspberry Pi 4 was released ... I still ended up using the Pi for just over a week. The Pi wasn’t the reason that I quit, though. For a power supply, I opted to use the Canakit Pi ...

Last week we saw the announcement of the new Raspberry ... Pi Zero 2 has four cores, but runs at a stock 1 GHz, while the 3B+ runs at 1.4 GHz and the 4B at 1.5 GHz. More computing, more power.