Unlike other case fans, the one in the rear isn't optional.

Heatsinks are the unsung heroes of cooling down your PC, as they prevent overheating by transferring heat away from important components. The CPU and GPU can generate a lot of heat, especially when ...

Cooling is super important. The cooler you can keep your tech—a battery, machine part, computer component—the more energy efficient it is. This means you get more power for the amount of power spent.