Computer Vacuum Would A Computer Run In A Vacuum?

Would a computer run in a vacuum? - computer vacuum

This is a theoretical question and has nothing to do with putting a computer in a vacuum. I would like to hear your thoughts on this topic. How to distribute the heat from the CPU, if it does not for transportation.
Imagine a laptop that was lighter. The battery will not be affected, but the flow of energy that you seem? If yes how long?