AMD’s Ryzen 7000 series processors based on its Zen 4 architecture have a very unusual design to their integrated heatspreaders (IHS). If you’re not careful, the notches on the sides of the IHS can trap thermal paste that squeezes over the edges. For folks who want to keep their new CPU squeaky-clean, Noctua has a solution: the NA-TPG1 “thermal

Source: Hot Hardware – Noctua Develops An Ingenious Solution To Cleanly Apply Thermal Paste To Zen 4 CPUs