Table 1: Maximum frequency vs. total delay values for both implementations using Kintex7-xc7k480t-3ffg1156 chip.

Precision 8-bit 16-bit 32-bit 64-bit 128-bit 256-bit 512-bit 1024-bit
SQL_MUL_CSA Fmax (MHz) 710.227 633.604 515.31 439.04 404.97 412.241 330.9 295.792
Total time (ns) 4.572 6.332 8.276 9.844 12.345 16.982 18.132 20.286
SQL_MUL_CLA Fmax (MHz) 534.16 474.518 385.85 308.74 228.75 230.962 214.21 196.71
Total time (ns) 5.397 10.364 16.53 30.583 43.72 38.97 46.68 55.913