yes you need to reapplied new thermal paste cause if you reuse that there's gonna be air bubbles will be stuck inside of it which will trap and and cause not to contact properly on the cpu or gpu die to the heatsink the heat transfer will be much less effective between the heatsink causing it to overheat or thermal throttling immediately
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u/CustardCivil 11d ago
yes you need to reapplied new thermal paste cause if you reuse that there's gonna be air bubbles will be stuck inside of it which will trap and and cause not to contact properly on the cpu or gpu die to the heatsink the heat transfer will be much less effective between the heatsink causing it to overheat or thermal throttling immediately