| Time | Implementation | Compiler | Benchmark date | SUPERCOP version |
|---|
| 10649008 | ref-karatsuba | gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv | 20160814 | 20160806 |
| 11379584 | ref-karatsuba | gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv | 20160814 | 20160806 |
| 12922048 | ref-karatsuba | gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv | 20160814 | 20160806 |
| 16672696 | ref-karatsuba | clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments | 20160814 | 20160806 |
| 17334848 | ref-karatsuba | gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv | 20160814 | 20160806 |