The latest model of the Raspberry Pi computer is now available. Released during October 2023 it promises significantly increased performance on the previous models.
To get the increased performance the Raspberry Pi does use more power and it is encouraged to now use an active cooling, which is available in the official case or with a separate active cooler. It also has a new power supply which can provide additional power if needed by peripherals etc.
There are a few teething problems with the 64-bit version of the Raspberry Pi OS, which is now based on Debian Bookworm. This includes an issue running Scratch 3 on the Raspberry Pi 5. This is being actively worked and there is more details on my website Scratch on the Raspberry Pi