The Raspberry Pi Foundation unveils the Raspberry Pi 4

The Raspberry Pi 4 is here — and it’s an awesome upgrade. Earlier rumors said that it would take a while before a major Raspberry Pi upgrade, but it’s available starting today.
When it comes to physical design, the Raspberry Pi 4 Model B looks a lot like the Raspberry Pi 3 Model B+, the previous flagship model. It’s a single-board computer with a lot of connectors that is the size of a deck of cards.But everything has been updated. It starts with a faster system-on-a-chip