Price Change must be set to something other than 0 to have any effect on the profitability projections.
What is this?
This view does not account for any expenses, it simply predicts how many coins you will generate with your given hashrate and the diff change value. Higher bitcoin costs mean lower profits and a longer break-even time. The profitability chart can help you visualize your long term mining projections. For smaller coins the diff change can sometimes be inaccurate due to a wildly fluctuating difficulty.
You could try lowering the diff change for a less agressive prediction or bitcoin it altogether. You can use this to generate accurate best-case and worst-case projections for your operation. The calculator also takes the changing difficulty diff change into account.
Total Profits The Total Profits view predicts what your overall profitability will be in the future. Read More