Good PC for Minecraft (400-540 euro)?
Can you get for the amount, yes.
But can you link?
The best would be the homemade, because you can orientate yourself on these components: https://www.hardwaredealz.com/bester-gaming-pc-fuer-unter-500-euro-gamer-pc-bis-500-euro/
Finished systems are either a bit more expensive or you have to compromise on the hardware.
Here is an example: https://hardwarerat.de/...4-sata-ssd
If it should be a finished PC then the:
https://hardwarerat.de/...4-sata-ssd
With that you can play most of the other stuff as well