Scalping AMD Ryzen processors has long been considered unnecessary, because under the lid of the heat distributor is not a chewing gum, but a solder that already provides excellent thermal conductivity. However, there are those who believe that the game is worth the candle, and the replacement of the solder with high quality liquid will help to win several degrees.
As for AMD Ryzen 7 5800x3D, then with it the scalping process is complicated due to the additional layer of the L3 cache on the processor chipper, which makes this operation even more risky. User Madness!, However, this did not frighten. He was able to successfully scalp his processor and claims that he now works under the noctua nd-D14 cooler 10 degrees colder. It is not known, however, when working on what tasks.
The user also provided a screenshot with the results of the work done.
One thing is known to scalp Ryzen 7000 will be even more difficult due to the design of the heat distributor and open capacitors.