Let's assume the 5800H consumed 50W and the mini consumed 0W and both ran 100% utilization all year at $0.20/kWh. The mini would save $87/year. That's a 3.5y b

Let's assume the 5800H consumed 50W and the mini consumed 0W and both ran 100% utilization all year at $0.20/kWh. The mini would save $87/year. That's a 3.5y breakeven assuming no reinvestment.