The decision to go with air cooling or liquid cooling usually depends on performance and cost. They also usually only relate to the CPU and GPU, as case fans are commonly used with a tower or even a custom loop. All are good choices but each has a different use case and cost associated to it.

The form factor of your PC is a very impartant choice, the cooling, expandability, size and the choices you have for your case. All of these can be affected, either for the better or worse depending on which choice you go with.

When building your first PC or upgrading your aging laptop or desktop, the first thing people tend to think of is whether you are using an SSD. But there are a few varieties of SSD's and not every system is compatible and even within SSD's the connection type can change by generation which introduces rising transfer speeds and cost.