| Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
| 670797 | 31814 4 8248 | 76935 1264 10664 | T:ref-karatsuba | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 692968 | 36006 4 8260 | 80261 1240 10792 | T:ref-karatsuba | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 714827 | 34730 4 8248 | 79935 1264 10664 | T:ref-karatsuba | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 751900 | 26400 4 8248 | 67983 1264 10600 | T:ref-karatsuba | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 864815 | 22976 4 8260 | 62869 1240 10792 | T:ref-karatsuba | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 910396 | 22492 4 8248 | 62169 1256 10664 | T:ref-karatsuba | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 943616 | 22845 4 8260 | 62237 1240 10728 | T:ref-karatsuba | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 963329 | 22716 4 8248 | 61503 1264 10600 | T:ref-karatsuba | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 1070822 | 21819 4 8260 | 59613 1232 10696 | T:ref-karatsuba | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall | 20260331 | 20260330 |
| 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) |