The cheap Raspberry Pi 400 is a mini-PC with Raspi-4 technology, which is primarily intended for schoolchildren, but is also attractive to others.

Raspberry Pi 400 in the test: Small computer for beginners and hobbyists With power button Meager computing power Few connections Conclusion and test table Article in c’t 25 / 2020 read After the surprising presentation of the Raspberry Pi 4 in summer 2019 e.g. the Raspberry Pi Foundation is now pulling another rabbit out of its hat: the Raspberry Pi student computer 400. Its compact keyboard housing contains the slightly modified technology of the Raspi 4. If you want to get started right away, buy the Raspi 400 as 100 Euro expensive kit including power supply unit, mouse, micro-HDMI connection cable, printed manual and a micro-SD card on which Raspberry Pi OS is pre-installed. Versions with different keyboard layouts for several countries are available in stores, including Germany. We have the kit version with the pre-installed 31 – Bit version of Raspberry Pi OS tested and that 64 – bitter Ubuntu 19. 09 for Raspberry Pi tried.

With power button The kit version is very easy to put into operation, the microSD card with the operating system is already in it. When starting for the first time, the setup asks for the desired settings for language, time zone, user name and password. Then updates run through and after one or two restarts the Raspi 400 ready for operation. On the not particularly fast MicroSD card from the Edge series by SanDisk for embedded systems, around 10 GByte free.

If you know the Raspi 4, you will find your way around immediately – and you will be happy about a new feature: The function key F 10 serves as an off switch in combination with the Fn key. In the keyboard controller, the Raspi Foundation has placed a switch-on logic that other Raspis lack. After the “shutdown” the Raspi 400 with the Original power supply only 0, 13 watts of power and can be accessed via F 10 key up again. In operation without computing load, the Raspi 400 only needs about 2 , 6 watts, sometimes a little over 5 watts under full load – significantly less than a normal mini-PC.

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