If you have an unused fan port of any size, from 40mm to 120mm, you can install a fan. This is easy to do. They’re mounted with just 4 screws, and can be attached by a standard Molex plug by means of a 3 to 4 pin adapter. The adapter will almost always be included with the fan. Perhaps the best thing of all about these fans is their price. They cost about $5 for an 80mm, and around $10 for a 120mm.
If you don’t have a fan port, and don’t want to go to the trouble of case modification to make one, there is still a fan you can use. It’s a turbine fan, that mounts in a PCI slot. They’re thin, only the width of a slot, and somewhat disk shaped. Despite their small size, they can pull more air out of a PC than a regular … Read the rest