Scorecard for KMS vs Floyd Mayweather
Winner by TKO in round 7 Floyd Mayweather (2008-12-23)| Round | Judge1 | Total | Judge2 | Total | Judge3 | Total |
| 1 | 10 - 7 | 10 - 7 | 10 - 7 | 10 - 7 | 10 - 7 | 10 - 7 |
| 2 | 10 - 8 | 20 - 15 | 10 - 8 | 20 - 15 | 10 - 8 | 20 - 15 |
| 3 | 7 - 10 | 27 - 25 | 8 - 9 | 28 - 24 | 8 - 9 | 28 - 24 |
| 4 | 7 - 10 | 34 - 35 | 7 - 10 | 35 - 34 | 7 - 10 | 35 - 34 |
| 5 | 10 - 9 | 44 - 44 | 10 - 9 | 45 - 43 | 10 - 9 | 45 - 43 |
| 6 | 9 - 9 | 53 - 53 | 10 - 8 | 55 - 51 | 10 - 8 | 55 - 51 |
| 7 | 6 - 8 | 59 - 61 | 6 - 8 | 61 - 59 | 6 - 8 | 61 - 59 |