FWIW I've got a 3900X on a ROG Strix x470-i with 2x16GB 3200CL16 LPX, GTX 1080, and an MP600 NVME and haven't had any real problems yet. Reusing the board until the x570-i is out, but I had already upgraded the BIOS to the latest before building. Running at maximized "defaults" (XMP, PBO, -200mV...