1x RX 480
Core Voltage: 1025 mV
Mem Voltage: 1025 mV
Core Clock: 1288 MHz
Mem Clock: 9000 MHz
Temperature: 77-79C
Dual ETH+SC: 26.6 MH/s + 530 MH/s
Win10 x64 + Crimson 16.7.1
That is interesting!
Did you try to tweak the GPU parameters to see effect of performance?