Thanks for the info
...impressive results on the 2990WX and its cooling.
I am not the right guy to give advice about adding extra rads, though
...my 2950x has dual XSPC 360 rads and dual MPC 655 pumps, and I am just leak testing the setup for dual Giga Aorus 2080 Ti WB which consists of a further three XSPC 360 rads and two more MPC 655...'in my defense', we had all the water-cooling equipment (with the exception of the Heatkiller IV TR4 block for the CPU) laying around doing nothing in the store room for years... Personally, I figure you can never have enough cooling