I'll go buy some thermal pads and see if it helps. Do you know what they are? They are under the aluminium part of the heatsink instead of the copper so I thought they probably didn't need much heat conduction.
My laptop had been shutting down abruptly recently while I'm gaming so I decided to clean the fan and replace the thermal paste. I've disassembled it before to clear the dust in the fan and surrounding areas but this...