How much RAM does a Raspberry Pi actually need?

Raspberry Pi boards have helped hobbyists get computing projects started for very little money down. However, knowing how much memory is needed can be tricky.

Raspberry Pi boards have helped hobbyists get computing projects started for very little money down. However, knowing how much memory is needed can be tricky.<p><img src="https://www.engadget.com/img/gallery/how-much-ram-does-a-raspberry-pi-actually-need/intro-1790936255.jpg" /></p>