Hi, dev, I used your miner  5.6.1.3.b5c on my RX 470 4GB cards that work in 1100/1900, and that's what I got:
phi2     2.2 Mhs
lyra2Z  0.8 Mhs
allium   2.8 Mhs
"phi2-2.2 Mhs" Excellent result, thanks!!!
P.S. What is the fee for the developer?