Autodromo Nazionale di Monza · 9 September 1990
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | McLaren Senna 9 + Berger 4 | Senna 9 + Berger 4 | 13 | |
| 2 | Ferrari Prost 6 + Mansell 3 | Prost 6 + Mansell 3 | 9 | |
| 3 | Williams Patrese 2 + Boutsen 0 | Patrese 2 + Boutsen 0 | 2 | |
| 4 | Tyrrell Nakajima 1 + Alesi 0 | Nakajima 1 + Alesi 0 | 1 | |
| 5 | Benetton Piquet 0 + Nannini 0 | Piquet 0 + Nannini 0 | 0 | |
| 6 | Arrows Caffi 0 + Alboreto 0 | Caffi 0 + Alboreto 0 | 0 | |
| 7 | Dallara Cesaris 0 + Pirro 0 | Cesaris 0 + Pirro 0 | 0 | |
| 8 | Ligier Larini 0 + Alliot 0 | Larini 0 + Alliot 0 | 0 | |
| 9 | AGS Dalmas 0 | Dalmas 0 | 0 | |
| 10 | Leyton House Capelli 0 + Gugelmin 0 | Capelli 0 + Gugelmin 0 | 0 | |
| 11 | Larrousse Suzuki 0 + Bernard 0 | Suzuki 0 + Bernard 0 | 0 | |
| 12 | Osella Grouillard 0 | Grouillard 0 | 0 | |
| 13 | Brabham Modena 0 | Modena 0 | 0 | |
| 14 | Team Lotus Warwick 0 + Donnelly 0 | Warwick 0 + Donnelly 0 | 0 | |
| 15 | Minardi Martini 0 | Martini 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Ayrton Senna McLaren | McLaren | 1:17:57.878 | 53 | — | 9 | |
| 2 | Alain Prost Ferrari | Ferrari | +6.054s | 53 | — | 6 | |
| 3 | Gerhard Berger McLaren | McLaren | +7.404s | 53 | — | 4 | |
| 4 | Nigel Mansell Ferrari | Ferrari | +56.219s | 53 | — | 3 | |
| 5 | Riccardo Patrese Williams | Williams | +1:25.274 | 52 | — | 2 | |
| 6 | Satoru Nakajima Tyrrell | Tyrrell | +1 Lap | 52 | — | 1 | |
| 7 | Nelson Piquet Benetton | Benetton | +1 Lap | 52 | — | — | |
| 8 | Alessandro Nannini Benetton | Benetton | +1 Lap | 52 | — | — | |
| 9 | Alex Caffi Arrows | Arrows | +2 Laps | 51 | — | — | |
| 10 | Andrea de Cesaris Dallara | Dallara | +2 Laps | 51 | — | — | |
| 11 | Nicola Larini Ligier | Ligier | +2 Laps | 51 | — | — | |
| 12 | Michele Alboreto Arrows | Arrows | DNF Spun off | 50 | — | — | |
| 13 | Philippe Alliot Ligier | Ligier | +3 Laps | 50 | — | — | |
| 14 | Yannick Dalmas AGS | AGS | DNF Not classified | 45 | — | — | |
| 15 | Ivan Capelli Leyton House | Leyton House | DNF Engine | 36 | — | — | |
| 16 | Aguri Suzuki Larrousse | Larrousse | DNF Electrical | 36 | — | — | |
| 17 | Olivier Grouillard Osella | Osella | DNF Wheel bearing | 27 | — | — | |
| 18 | Maurício Gugelmin Leyton House | Leyton House | DNF Engine | 24 | — | — | |
| 19 | Stefano Modena Brabham | Brabham | DNF Engine | 21 | — | — | |
| 20 | Thierry Boutsen Williams | Williams | DNF Suspension | 18 | — | — | |
| 21 | Derek Warwick Team Lotus | Team Lotus | DNF Clutch | 15 | — | — | |
| 22 | Emanuele Pirro Dallara | Dallara | DNF Spun off | 14 | — | — | |
| 23 | Martin Donnelly Team Lotus | Team Lotus | DNF Engine | 13 | — | — | |
| 24 | Éric Bernard Larrousse | Larrousse | DNF Clutch | 10 | — | — | |
| 25 | Pierluigi Martini Minardi | Minardi | DNF Suspension | 7 | — | — | |
| 26 | Jean Alesi Tyrrell | Tyrrell | DNF Spun off | 4 | — | — |