Flashing AMD Cards
This is my guide how you can improve your AMD card only with some steps.
You can save electricity and improve performance.
This tutorial is written for RX 570
Use ATI Flash which you could download from here or techpower. With this tool, you can download current card BIOS and upload the new.
I need AMD pixel patcher applied before all bios get work. 1.4.5.
Download or make proper BIOS for your card memory. You could choose some from this thread https://anorak.tech/t/msi-radeon-rx-570-armor-4g-oc/2889/76 or directly from my web
https://michaelkuty.com/files/1502131575/211/ with this rom I get 100W with 25+ MH/s on ETH.