CPU lapping

How should I repair a gouged CPU heat spreader without making it worse?

After installing a Ryzen 5 5600X3D, I noticed unusually high temperatures: around 90°C during games at 60–70% utilization, despite using a Noctua NH-U12S cooler and running the fans…

How can I safely smooth a gouge in my CPU’s heat spreader?

I installed a Ryzen 5 5600X3D with a Noctua NH-U12S cooler, but temperatures were much higher than expected: around 90°C in games at only 60–70% CPU usage, even…