How much money would I save, paying cash as opposed to mortgage?

.000.00 at 6.25% fixed rate for 30 years (not including taxes, fees, etc.) I went to an online mortgage calculator and keep coming up with over 100K savings! Is this correct? I do have the cash and signed the papers. People think I am nuts for paying cash, but I look at them thinking who [...] http://bit.ly/lZbKMP