And on which timings will i copy the this strap?
777000000000000022CC1C00CEE55C46C0590E1532CD66090060070014051420FA8900A00300000
012123442C3353C19
1750 and 2000 ?

Thanks for the help!
yes, 1750, and 2000 (just make sure when you paste it that there isnt any spaces.
Set core to 1150, memory between 2100-2150
check this guide on how to overclock/undervolt using OverdriveNtool:
https://mining.help/