I am happy i went with the NHD15S. I bet if i got the NH-D15 i would have had GPU clearance problems. Temps are pretty good on my i9-9900k. Temps in the
Noctua NH-D15 chromax.black Review | Linuxlookup
Noctua NH-D15 RAM Clearance (Steps Guide for RAM Module and Cooler) - Hardware Centric
Noctua NH-D15 CPU Cooler Review – Page 8 – HardwareBunker