Social Security benefits calculator: So the prez has big plans to save Social Security? See how you'll fare under his plan, then compare it to the current law's guaranteed benefits. The Center for Economic and Policy Research's Accurate Benefits Calculator "compares current-law Social Security benefits to the 'Bush Plan' based on Model 2 from the President's Commission and 2005 State of the Union proposal, which includes private accounts paid for up to 4 percentage points of the employee's taxable payroll."