This is normal, because the radiator is mainly for the outlet heat dissipation, some of the heat inside can not be heat dissipation, such as the motherboard, or the graphics card heating phenomenon, and one is related to the software that your computer runs
This is a normal phenomenon, magnetic radiator work will produce a lot of heat, first see if the fan rotation, if there is no problem with the fan is too much dust, to do some cleaning will be good