Description: Recursive, CPE = 15.50 Description: Iterative, CPE = 10.00 Description: Unroll 3X Assoc 1, CPE = 10.02 Description: Unroll 3X Assoc 2, CPE = 3.34 Description: Unroll 3X Assoc 2t, CPE = 3.34 Description: Unroll 3X Split, CPE = 3.33