I bought a rx 590 (sapphire) and I'm seeing these weird things (still have warranty)
https://i.imgur.com/4e6VGCn.mp4 FF XV (00:00 windows flickering, 00:12 strange things in the clothes of the characters)
https://i.imgur.com/7ySaNeh.mp4 Wolfenstein 2 shadow bug?
and in Just Cause 3 i'm getting a one millisecond black screen flicker when something explodes (occurs rarely)
I tried installing new drivers and old drivers
temperature is right