I can write it milion times

Do not use those basic straps... Almost no added performance and you are not even able to OC.
My RX 470 Elpida has 30MH/s, Samsung has 30+MH/s.
hi do you know any guides on how to properly edit a bios? i can only see guides saying copy 1500 to 2000 or 1750-2000 etc
saw in anorak they have a lot of bios for each card oc,memshift,power saver. any guides to do those? thanks