Autodromo Enzo e Dino Ferrari · 3 May 1981
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | Brabham Piquet 9 + Rebaque 3 | Piquet 9 + Rebaque 3 | 12 | |
| 2 | Arrows Patrese 6 | Patrese 6 | 6 | |
| 3 | Williams Reutemann 4 + Jones 0 | Reutemann 4 + Jones 0 | 4 | |
| 4 | Ferrari Pironi 2 + Villeneuve 0 | Pironi 2 + Villeneuve 0 | 2 | |
| 5 | McLaren Cesaris 1 + Watson 0 | Cesaris 1 + Watson 0 | 1 | |
| 6 | Renault Arnoux 0 + Prost 0 | Arnoux 0 + Prost 0 | 0 | |
| 7 | Ensign Surer 0 | Surer 0 | 0 | |
| 8 | Theodore Tambay 0 | Tambay 0 | 0 | |
| 9 | ATS Borgudd 0 + Lammers 0 | Borgudd 0 + Lammers 0 | 0 | |
| 10 | Ligier Jabouille 0 + Laffite 0 | Jabouille 0 + Laffite 0 | 0 | |
| 11 | March Salazar 0 | Salazar 0 | 0 | |
| 12 | Tyrrell Alboreto 0 + Cheever 0 | Alboreto 0 + Cheever 0 | 0 | |
| 13 | Osella Gabbiani 0 + Guerra 0 | Gabbiani 0 + Guerra 0 | 0 | |
| 14 | Alfa Romeo Giacomelli 0 + Andretti 0 | Giacomelli 0 + Andretti 0 | 0 | |
| 15 | Fittipaldi Rosberg 0 | Rosberg 0 | 0 | |
| 16 | Team Lotus Angelis 0 + Mansell 0 | Angelis 0 + Mansell 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Nelson Piquet Brabham | Brabham | 1:51:23.970 | 60 | — | 9 | |
| 2 | Riccardo Patrese Arrows | Arrows | +4.580s | 60 | — | 6 | |
| 3 | Carlos Reutemann Williams | Williams | +6.340s | 60 | — | 4 | |
| 4 | Hector Rebaque Brabham | Brabham | +22.890s | 60 | — | 3 | |
| 5 | Didier Pironi Ferrari | Ferrari | +25.870s | 60 | — | 2 | |
| 6 | Andrea de Cesaris McLaren | McLaren | +1:06.610 | 60 | — | 1 | |
| 7 | Gilles Villeneuve Ferrari | Ferrari | +1:41.970 | 60 | — | — | |
| 8 | René Arnoux Renault | Renault | +1 Lap | 59 | — | — | |
| 9 | Marc Surer Ensign | Ensign | +1 Lap | 59 | — | — | |
| 10 | John Watson McLaren | McLaren | +2 Laps | 58 | — | — | |
| 11 | Patrick Tambay Theodore | Theodore | +2 Laps | 58 | — | — | |
| 12 | Alan Jones Williams | Williams | +2 Laps | 58 | — | — | |
| 13 | Slim Borgudd ATS | ATS | +3 Laps | 57 | — | — | |
| 14 | Jean-Pierre Jabouille Ligier | Ligier | DNF Not classified | 45 | — | — | |
| 15 | Eliseo Salazar March | March | DNF Spun off | 38 | — | — | |
| 16 | Michele Alboreto Tyrrell | Tyrrell | DNF Collision | 31 | — | — | |
| 17 | Beppe Gabbiani Osella | Osella | DNF Collision | 31 | — | — | |
| 18 | Bruno Giacomelli Alfa Romeo | Alfa Romeo | DNF Collision | 28 | — | — | |
| 19 | Eddie Cheever Tyrrell | Tyrrell | DNF Collision | 28 | — | — | |
| 20 | Mario Andretti Alfa Romeo | Alfa Romeo | DNF Gearbox | 26 | — | — | |
| 21 | Keke Rosberg Fittipaldi | Fittipaldi | DNF Engine | 14 | — | — | |
| 22 | Jacques Laffite Ligier | Ligier | DNF Suspension | 7 | — | — | |
| 23 | Alain Prost Renault | Renault | DNF Gearbox | 3 | — | — | |
| 24 | Miguel Ángel Guerra Osella | Osella | DNF Accident | 0 | — | — | |
| 27 | Jan Lammers ATS | ATS | DNF | 0 | — | — | |
| 31 | Elio de Angelis Team Lotus | Team Lotus | DNF Withdrew | 0 | — | — | |
| 32 | Nigel Mansell Team Lotus | Team Lotus | DNF Withdrew | 0 | — | — |