Lapped Ryzen IHS vs. Copper & Stock IHS

We first lap (sand) a Ryzen integrated heatspreader, then benchmark it thermally vs. a Rockit Cool & stock copper IHS. Ad: Get $75 off X299 DARK (CODE: “GamersNexus“) Article: Previous Rockit Cool test: Thermal Grizzly Conductonaut liquid metal on Amazon: Rockit Cool IHS here: We used various sand papers (