eli5 Why does GPU heats and use fan to cooldown while processing 8k video on PC and there is no single fan in a TV and still process 8k/4k videos?

Question

In short, why does the the TV doesn’t need a fan to cooldown and PC requires one while dealing with high definition videos?

In: 1359

Answer 1

TV is just like picture book. The picture already drawn and the TV just need to show it. GPU meanwhile is like coloring book, it need to color it and show it at the same time.