These are the average RX 580 hashrates I have been getting while mining Ethereum.
RX 580 brand MSI Gaming and Armour
Cost Used (eBay)
February 2021: $300 – $400
Hasrate and Power Consumption
The power consumption seems to vary a bit between cards, some of them end up doing really well considering how old they are.
Range: 75 – 92 W
Average = ~84 W
Mem : 2100
Average Mhs Per Watt : 0.36/Mhs
Average Watts Per Mhs: 2.8 W
Profitability is about $3.68/day as of February 9, 2021