News for hackers. Stuff that matters.
Re:AMD Announces Ryzen “Zen 3” and Radeon “RDNA2” Presentati... by q3k on Thursday September 10, 2020 @11:32AM (#24433254)
FC31 and FC32 on 3900x for half a year and zero issues either.

I suspect old kernels can be problematic. I had to upgrade past LTS to get my Ryzen 4700U laptop to even get video output.

Re:AMD Announces Ryzen “Zen 3” and Radeon “RDNA2” Presentati... by tpxl on Thursday September 10, 2020 @02:19PM (#24435067)
I had 3900x on Ubuntu 18.10, 19.04 and 20.04 no problems whatsoever (Except with the nVidia GPU).