Yes, TurboTax will do the calculation for the 15% exempt portion of your Social Security benefits.
If you look at your Detailed Tax summary, you will see the entire amount entered in the Total Income section as Other Pensions - Line 115, then the exempt portion deducted in the Taxable Income section as Additional Deductions - Line 256.
It's important to enter in the correct box (Before 1996 or After 1995) in order to get the exemption you are entitled to.