Flash bios from upper post “RTX 2060 D6 6G Rev 2.0 Only says GDDR6 memory “. It is for samsung i flashed same on Hynix, his dump is identical as from reddit i have flashed. Upload your GPU-Z picture after flashing, and dump to compare with my. I want to be sure it is 100% identical( there could be 2 versions only for new revision of that card)
Do dump your vbios first and save it, nvtool in windows, after dump you flash.
Tutorial is easy you have on thechpower site, on google…
It is important to know that you flash at your responsibility!
Use negative memory clock -1004 and core 930 or 1050, try.