Do you know what makes a pie better? More filling, of course! The same concept applies to the Raspberry Pi, only in this case, instead of adding more blueberries or strawberries or whatever your filling of choice might be, the Raspberry Pi Foundation beefed up its latest Raspberry Pi 4 Model B with double the amount of RAM at the top end.
Now
Source: Hot Hardware – Raspberry Pi 4 Gets Ripped With 8GB RAM, 64-Bit Raspbian OS Beta