Race Result
| GP n. 496 - 09/09/1990 - Grand Prix of Italy Autodromo Nationale di Monza |
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| Winner: | Ayrton Senna / McLaren-Honda - 1:17'57.878 | ||||||
| Pole Position: | Ayrton Senna / McLaren-Honda - 1:22.533 | ||||||
| Fastest Lap: | Ayrton Senna / McLaren-Honda - 1:26.254 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 27 |  Ayrton Senna |
McLaren-Honda | 53 | 1:17'57.878 | 1 | 9 |
| 2 | 1 |  Alain Prost |
Ferrari | 53 | +6.054 | 2 | 6 |
| 3 | 28 |  Gerhard Berger |
McLaren-Honda | 53 | +7.404 | 3 | 4 |
| 4 | 2 |  Nigel Mansell |
Ferrari | 53 | + 1'25.274 | 4 | 3 |
| 5 | 6 |  Riccardo Patrese |
Williams-Renault | 52 | + 1'25.274 | 7 | 2 |
| 6 | 3 |  Satoru Nakajima |
Tyrrell-Ford | 52 | + 1 lap | 14 | 1 |
| 7 | 20 | Nelson Piquet |
Benetton-Ford | 52 | + 1 lap | 9 | 0 |
| 8 | 19 | Alessandro Nannini |
Benetton-Ford | 52 | + 1 lap | 8 | 0 |
| 9 | 10 | Alex Caffi |
Arrows-Ford | 51 | + 2 laps | 21 | 0 |
| 10 | 22 | Andrea de Cesaris |
Dallara-Ford | 51 | + 2laps | 25 | 0 |
| 11 | 25 | Nicola Larini |
Ligier-Ford | 51 | + 2 laps | 26 | 0 |
| 12 | 9 | Michele Alboreto |
Arrows-Ford | 50 | spun off | 22 | 0 |
| 13 | 26 | Philippe Alliot |
Ligier-Ford | 50 | + 3 laps | 20 | 0 |
| Nc | 18 | Yannick Dalmas |
AGS-Ford | 45 | not classified | 24 | 0 |
| Ret | 16 | Ivan Capelli |
Leyton House-Judd | 36 | engine | 16 | 0 |
| Ret | 30 | Aguri Suzuki |
Lola-Lamborghini | 36 | electrical | 18 | 0 |
| Ret | 14 | Olivier Grouillard |
Osella-Ford | 27 | wheel bearing | 23 | 0 |
| Ret | 15 | Mauricio Gugelmin |
Leyton House-Judd | 24 | engine | 10 | 0 |
| Ret | 8 | Stefano Modena |
Brabham-Judd | 21 | engine | 17 | 0 |
| Ret | 5 |  Thierry Boutsen |
Williams-Renault | 18 | suspension | 6 | 0 |
| Ret | 11 | Derek Warwick |
Lotus-Lamborghini | 15 | clutch | 12 | 0 |
| Ret | 21 | Emanuele Pirro |
Dallara-Ford | 14 | spun off | 19 | 0 |
| Ret | 12 | Martin Donnelly |
Lotus-Lamborghini | 13 | engine | 11 | 0 |
| Ret | 29 | Eric Bernard |
Lola-Lamborghini | 10 | clutch | 13 | 0 |
| Ret | 23 | Pierluigi Martini |
Minardi-Ford | 7 | suspension | 15 | 0 |
| Ret | 4 | Jean Alesi |
Tyrrell-Ford | 4 | spun off | 5 | 0 |
| Dnq | 17 | Gabriele Tarquini |
AGS-Ford | did not qualify | 0 | ||
| Dnq | 7 |  David Brabham |
Brabham-Judd | did not qualify | 0 | ||
| Dnq | 31 | Bertrand Gachot |
Coloni-Ford | did not qualify | 0 | ||
| Dnq | 33 | Roberto Moreno |
Euro Brun-Judd | did not qualify | 0 | ||
| Dnq | 34 | Claudio Langes |
Euro Brun-Judd | did not qualify | 0 | ||
| Dnq | 39 | Bruno Giacomelli |
Life | did not qualify | 0 | ||
| Dnq | 24 | Paolo Barilla |
Minardi-Ford | did not qualify | 0 | ||