| «1980-12» | Italy Grand Prix - LI Gran Premio d'Italia |
| 1980-09-14 | Imola - Autodromo Internazionale Enzo e Dino Ferrari - 60 laps × 5.0 km : 300.0 km |
| Pos | Grid | Car | Driver | Constructor | Time | Gap | Interval |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 16 | René Arnoux | Renault | 01:33.988 | 191.514 km/h | |
| 2 | 2 | 15 | Jean-Pierre Jabouille | Renault | 01:34.339 | +00.351 (+0.373%) | +00.351 |
| 3 | 3 | 28 | Carlos Reutemann | Williams • Ford Cosworth | 01:34.686 | +00.698 (+0.743%) | +00.347 |
| 4 | 4 | 23 | Bruno Giacomelli | Alfa Romeo | 01:34.912 | +00.924 (+0.983%) | +00.226 |
| 5 | 5 | 5 | Nelson Piquet | Brabham • Ford Cosworth | 01:34.960 | +00.972 (+1.034%) | +00.048 |
| 6 | 6 | 27 | Alan Jones | Williams • Ford Cosworth | 01:35.109 | +01.121 (+1.193%) | +00.149 |
| 7 | 7 | 29 | Riccardo Patrese | Arrows • Ford Cosworth | 01:35.618 | +01.630 (+1.734%) | +00.509 |
| 8 | 8 | 2 | Gilles Villeneuve | Ferrari | 01:35.751 | +01.763 (+1.876%) | +00.133 |
| 9 | 9 | 6 | Hector Rebaque | Brabham • Ford Cosworth | 01:35.872 | +01.884 (+2.005%) | +00.121 |
| 10 | 10 | 11 | Mario Andretti | Lotus • Ford Cosworth | 01:36.084 | +02.096 (+2.230%) | +00.212 |
| 11 | 11 | 21 | Keke Rosberg | Fittipaldi • Ford Cosworth | 01:36.091 | +02.103 (+2.238%) | +00.007 |
| 12 | 12 | 3 | Jean-Pierre Jarier | Tyrrell • Ford Cosworth | 01:36.181 | +02.193 (+2.333%) | +00.090 |
| 13 | 13 | 25 | Didier Pironi | Ligier • Ford Cosworth | 01:36.422 | +02.434 (+2.590%) | +00.241 |
| 14 | 14 | 7 | John Watson | McLaren • Ford Cosworth | 01:36.450 | +02.462 (+2.619%) | +00.028 |
| 15 | 15 | 20 | Emerson Fittipaldi | Fittipaldi • Ford Cosworth | 01:36.758 | +02.770 (+2.947%) | +00.308 |
| 16 | 16 | 1 | Jody Scheckter | Ferrari | 01:36.827 | +02.839 (+3.021%) | +00.069 |
| 17 | 17 | 31 | Eddie Cheever | Osella • Ford Cosworth | 01:36.884 | +02.896 (+3.081%) | +00.057 |
| 18 | 18 | 12 | Elio de Angelis | Lotus • Ford Cosworth | 01:36.919 | +02.931 (+3.118%) | +00.035 |
| 19 | 19 | 22 | Vittorio Brambilla | Alfa Romeo | 01:36.929 | +02.941 (+3.129%) | +00.010 |
| 20 | 20 | 26 | Jacques Laffite | Ligier • Ford Cosworth | 01:36.972 | +02.984 (+3.175%) | +00.043 |
| 21 | 21 | 50 | Rupert Keegan | Williams • Ford Cosworth | 01:37.169 | +03.181 (+3.384%) | +00.197 |
| 22 | 22 | 4 | Derek Daly | Tyrrell • Ford Cosworth | 01:37.215 | +03.227 (+3.433%) | +00.046 |
| 23 | 23 | 9 | Marc Surer | ATS • Ford Cosworth | 01:37.270 | +03.282 (+3.492%) | +00.055 |
| 24 | 24 | 8 | Alain Prost | McLaren • Ford Cosworth | 01:37.284 | +03.296 (+3.507%) | +00.014 |
| 25 | 43 | Nigel Mansell | Lotus • Ford Cosworth | 01:37.661 | +03.673 (+3.908%) | +00.377 | |
| 26 | 30 | Manfred Winkelhock | Arrows • Ford Cosworth | 01:38.212 | +04.224 (+4.494%) | +00.551 | |
| 27 | 14 | Jan Lammers | Ensign • Ford Cosworth | 01:38.215 | +04.227 (+4.497%) | +00.003 | |
| 28 | 41 | Geoff Lees | Ensign • Ford Cosworth | 01:38.451 | +04.463 (+4.748%) | +00.236 |