I have Msi RX 570 armor oc https://ibb.co/gW8ogk

I tried bios mod, but hashrate only 20-23 mh only https://ibb.co/jpdogk

I follow https://www.youtube.com/watch?v=HCGNf1xYVVU&t=217s
and https://www.youtube.com/watch?v=HCGNf1xYVVU

I don't know why Please let me know.