Power up Ethereum Mining +2mh ( 31.7Mh ) Rx580/480

RX580 Sapphire Nitro+ 4GB - 31.7 MH
RX480 Asus Strix 8GB - 31.2 MH
How did it happen? 30Mh was the speed from the card, changed the power supply ran the farm and the speed is increased by 2Mh with card...
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