I have a Gigabyte x370 Gaming 5 with the latests bios pairing with a 3950 + Geforce 3090.
I upgraded the 3950 from a 1700 and the 3090 from a 1080ti. The performance in 3Dmark Timespy is fast but in Blackmagic RAW (a speed test for a video codec) it's barely 20% more than my old build...