For H5GQ8H24MJR try this folks:
999000000000000022339D00CEDD6B4470551414B80D960B0040C400750314204A8900A00200000 018123745B92B3A16 
I tried this and got a boost in my hynix, from 950 to 1050, do you got a good timming for micron and samsung?
My rx 580 8gb micron sometimes runs at 950h/s but is mostly always starting at 850h/s, very rarly stats at 950h/s.