Ethereum mining, small rig walkthrough

Cards: ATI R9 Sapphire 280X (x2)

Card efficency spreadsheet: https://docs.google.com/spreadsheets/d/1rUmSjnh7KEKlmFp_JpPzKeBiJxFJXVQSwXiR8cRZF5Y/edit?usp=sharing

Mining earnings spreadsheet (outdated): https://docs.google.com/spreadsheets/d/180lezVcaADdL9V9nA1DwqpNZjhfi5E8duhBTnm_W55Q/edit?usp=sharing

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