| Race Name: | LXXXIII Gran Premio Santander d'Italia |
| Track: | Autodromo Nazionale Monza |
| Round: | 13 of 20 |
| Race date: | Sunday, September 9th, 2012 |
| Race time: | 14.00 |
| 1st | 2nd | 3rd | |
| Driver | Lewis Hamilton | Sergio Pérez | Fernando Alonso |
| Constructor | McLaren-Mercedes | Sauber-Ferrari | Ferrari |
| Car | McLaren MP4-27 | Sauber C31 | Ferrari F2012 |
| Engine | Mercedes FO 108Z | Ferrari 056 | Ferrari 056 |
| Tyre | Pirelli | Pirelli | Pirelli |
| Time | 1:19:41.221 | 1:19:45.577 | 1:20:01.815 |
| Gap | 4.356 secs | 20.594 secs |
| P | No. | Driver | Fri Prac 1 | Fri Prac 2 | Sat Prac | Q1 | Q2 | Q3 | Qual | Race | Total | |
| 1 | 4 | Lewis Hamilton McLaren-Mercedes | 1:25.944 30 | 1:25.290 32 | 1:24.578 18 | 1:24.211 6 | 1:24.394 3 | 1:24.010 6 | 1:24.010 15 | 1:28.427 53 | 1:24.010 148 | |
| 2 | 3 | Jenson Button McLaren-Mercedes | 1:25.723 29 | 1:25.328 35 | 1:24.994 17 | 1:24.672 5 | 1:24.255 4 | 1:24.133 6 | 1:24.133 15 | 1:28.926 32 | 1:24.133 128 | |
| 3 | 5 | Fernando Alonso Ferrari | 1:25.800 22 | 1:25.348 17 | 1:24.579 15 | 1:24.175 6 | 1:24.242 4 | 1:25.678 6 | 1:25.678 16 | 1:28.835 53 | 1:24.175 123 | |
| 4 | 6 | Felipe Massa Ferrari | 1:25.861 27 | 1:25.430 43 | 1:24.909 16 | 1:24.882 6 | 1:24.505 4 | 1:24.247 6 | 1:24.247 16 | 1:28.914 53 | 1:24.247 155 | |
| 5 | 11 | Paul di Resta Force India-Mercedes | 1:25.546 40 | 1:24.849 20 | 1:24.875 6 | 1:24.345 7 | 1:24.304 4 | 1:24.304 17 | 1:29.068 53 | 1:24.304 130 | ||
| 6 | 8 | Nico Rosberg Mercedes | 1:25.762 26 | 1:25.446 41 | 1:25.036 22 | 1:24.689 6 | 1:24.515 4 | 1:24.833 5 | 1:24.833 15 | 1:27.239 53 | 1:24.515 157 | |
| 7 | 7 | Michael Schumacher Mercedes | 1:25.422 26 | 1:26.094 38 | 1:25.563 23 | 1:25.302 4 | 1:24.675 5 | 1:24.540 5 | 1:24.540 14 | 1:27.718 53 | 1:24.540 154 | |
| 8 | 14 | Kamui Kobayashi Sauber-Ferrari | 1:26.746 23 | 1:26.730 17 | 1:25.689 22 | 1:25.317 6 | 1:24.683 8 | 1:25.109 4 | 1:25.109 18 | 1:29.032 53 | 1:24.683 133 | |
| 9 | 1 | Sebastian Vettel Red Bull-Renault | 1:26.508 18 | 1:26.394 31 | 1:25.406 17 | 1:25.011 7 | 1:24.687 9 | 1:24.802 6 | 1:24.802 22 | 1:28.713 47 | 1:24.687 135 | |
| 10 | 9 | Kimi Räikkönen Lotus-Renault | 1:26.046 25 | 1:25.504 42 | 1:25.255 19 | 1:25.151 5 | 1:24.742 8 | 1:24.855 5 | 1:24.855 18 | 1:29.109 53 | 1:24.742 157 | |
| 11 | 2 | Mark Webber Red Bull-Renault | 1:26.390 24 | 1:26.104 35 | 1:25.389 21 | 1:25.556 12 | 1:24.809 9 | 1:24.809 21 | 1:29.202 51 | 1:24.809 152 | ||
| 12 | 18 | Pastor Maldonado Williams-Renault | 1:26.504 19 | 1:26.404 42 | 1:25.383 18 | 1:25.103 7 | 1:24.820 10 | 1:24.820 17 | 1:28.053 53 | 1:24.820 149 | ||
| 13 | 15 | Sergio Pérez Sauber-Ferrari | 1:26.323 26 | 1:26.068 32 | 1:25.160 23 | 1:25.300 5 | 1:24.901 9 | 1:24.901 14 | 1:27.562 53 | 1:24.901 148 | ||
| 14 | 19 | Bruno Senna Williams-Renault | 1:26.783 39 | 1:25.461 21 | 1:25.135 6 | 1:25.042 10 | 1:25.042 16 | 1:28.742 53 | 1:25.042 129 | |||
| 15 | 12 | Nico Hülkenberg Force India-Mercedes | 1:26.518 21 | 1:25.547 36 | 1:25.289 20 | No Time 2 | 1:28.578 50 | 1:25.289 127 | ||||
| 16 | 16 | Daniel Ricciardo Toro Rosso-Ferrari | 1:27.373 25 | 1:26.724 33 | 1:25.706 16 | 1:25.728 11 | 1:25.312 9 | 1:25.312 20 | 1:28.621 53 | 1:25.312 147 | ||
| 17 | 10 | Jérôme d'Ambrosio Lotus-Renault | 1:27.180 29 | 1:26.157 36 | 1:25.973 20 | 1:25.834 11 | 1:25.408 8 | 1:25.408 19 | 1:28.677 53 | 1:25.408 157 | ||
| 18 | 17 | Jean-Éric Vergne Toro Rosso-Ferrari | 1:27.789 24 | 1:26.864 36 | 1:26.003 19 | 1:25.649 10 | 1:25.441 8 | 1:25.441 18 | 1:31.962 8 | 1:25.441 105 | ||
| 19 | 20 | Heikki Kovalainen Caterham-Renault | 1:27.855 27 | 1:26.841 39 | 1:26.657 18 | 1:26.382 11 | 1:26.382 11 | 1:29.399 52 | 1:26.382 147 | |||
| 20 | 19 | Valtteri Bottas Williams-Renault | 1:26.641 26 | 1:26.641 26 | ||||||||
| 21 | 21 | Vitaly Petrov Caterham-Renault | 1:28.578 20 | 1:27.222 36 | 1:27.267 16 | 1:26.887 11 | 1:26.887 11 | 1:29.066 52 | 1:26.887 135 | |||
| 22 | 24 | Timo Glock Marussia-Cosworth | 1:29.207 21 | 1:27.944 36 | 1:27.728 19 | 1:27.039 10 | 1:27.039 10 | 1:29.888 52 | 1:27.039 138 | |||
| 23 | 25 | Charles Pic Marussia-Cosworth | 1:28.751 26 | 1:27.968 36 | 1:27.454 20 | 1:27.073 9 | 1:27.073 9 | 1:29.753 52 | 1:27.073 143 | |||
| 24 | 11 | Jules Bianchi Force India-Mercedes | 1:27.192 22 | 1:27.192 22 | ||||||||
| 25 | 23 | Narain Karthikeyan HRT-Cosworth | 1:28.779 21 | 1:28.035 23 | 1:27.441 9 | 1:27.441 9 | 1:31.086 52 | 1:27.441 105 | ||||
| 26 | 22 | Pedro de la Rosa HRT-Cosworth | 1:29.331 21 | 1:28.575 34 | 1:28.384 17 | 1:27.629 10 | 1:27.629 10 | 1:30.398 52 | 1:27.629 134 | |||
| 27 | 23 | Qinghua Ma HRT-Cosworth | 1:31.239 26 | 1:31.239 26 |