Just a note on using the NH-L12S with a flipped air-cooled configuration - it might not fit in the recommended orientation. Works fine upside-down, though (sorry Noctua). : r/FormD
Noctua NH-L12S - Test and Review -
Noctua NH-L12S CPU Cooler Review
NH-L12S
ID-Cooling Aims Low: 47mm Low-Profile CPU Cooler with 130W TDP