| Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
| 708815 | 30599 4 8248 | 67020 836 10088 | T:ref-karatsuba | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 760874 | 38139 4 8260 | 72876 796 10120 | T:ref-karatsuba | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 794012 | 30339 4 8248 | 66868 836 10088 | T:ref-karatsuba | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 879996 | 26400 4 8248 | 64845 836 10024 | T:ref-karatsuba | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 935021 | 22938 4 8260 | 55572 796 10120 | T:ref-karatsuba | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 988253 | 22915 4 8260 | 55404 796 10120 | T:ref-karatsuba | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 1111147 | 22860 4 8248 | 55470 828 10088 | T:ref-karatsuba | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 1140269 | 22762 4 8248 | 54645 836 10024 | T:ref-karatsuba | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| 1399424 | 21796 4 8260 | 52724 788 10088 | T:ref-karatsuba | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260124 | 20251222 |
| Implementation | Compiler |
| T:ref-karatsuba | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1)) |
| T:ref-karatsuba | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1)) |
| T:ref-karatsuba | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1)) |
| T:ref-karatsuba | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1)) |
| T:ref-karatsuba | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_19.1.7_(3+b1)) |
| T:ref-karatsuba | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0) |
| T:ref-karatsuba | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0) |
| T:ref-karatsuba | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0) |
| T:ref-karatsuba | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0) |