How to Choose an AIO CPU Cooler Radiator size: AIO coolers are categorized based on their radiator sizes. These sizes tend to vary, but 120mm, 240mm, 280mm, 360mm, and 420mm radiators are the most ...

I find it easier to install AIO radiators in cases first ... A13 240 radiator is less cumbersome because it has only two 120mm fans. MSI supplies case screws that should work with most rigs.