The 2005 FIA GT Magny-Cours Supercar 500 was the second race for the 2005 FIA GT Championship season. It took place on 1 May 2005 at the Circuit de Nevers Magny-Cours. It was also the second round of the 2005 British GT Championship, counting for the GT2 class only.

Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified (NC). Entries in italic scored points for the British GT Championship.

Pos	Class	No	Team	Drivers	Chassis	Tyre	Laps
					Engine
1	GT1	15	JMB Racing	Andrea Bertolini Karl Wendlinger	Maserati MC12 GT1	P	104
					Maserati 6.0L V12
2	GT1	9	Vitaphone Racing Team	Michael Bartels Timo Scheider	Maserati MC12 GT1	P	104
					Maserati 6.0L V12
3	GT1	10	Vitaphone Racing Team	Fabio Babini Thomas Biagi	Maserati MC12 GT1	P	104
					Maserati 6.0L V12
4	GT1	6	GLPK-Carsport	Bert Longin Anthony Kumpen Mike Hezemans	Chevrolet Corvette C5-R	M	104
					Chevrolet LS7r 7.0L V8
5	GT1	11	Larbre Compétition	Pedro Lamy Gabriele Gardel	Ferrari 550-GTS Maranello	M	102
					Ferrari 5.9L V12
6	GT1	12	Larbre Compétition	Lilian Bryner Enzo Calderari Steve Zacchia	Ferrari 550-GTS Maranello	M	102
					Ferrari 5.9L V12
7	GT1	16	JMB Racing	Philipp Peter Chris Buncombe Roman Rusinov	Maserati MC12 GT1	P	101
					Maserati 6.0L V12
8	GT1	17	Russian Age Racing	Christophe Bouchut Nikolai Fomenko Alexey Vasilyev	Ferrari 550-GTS Maranello	M	100
					Ferrari 5.9L V12
9	GT2	88	GruppeM Racing	Emmanuel Collard Tim Sugden	Porsche 911 GT3-RSR	M	100
					Porsche 3.6L Flat-6
10	GT2	66	GruppeM Racing	Marc Lieb Mike Rockenfeller	Porsche 911 GT3-RSR	M	99
					Porsche 3.6L Flat-6
11	GT1	2	GPC Sport	Jean-Denis Délétraz Andrea Piccini	Ferrari 575-GTC Maranello	P	99
					Ferrari 6.0L V12
12	GT2	83	Scuderia Ecosse	Nathan Kinch Andrew Kirkaldy	Ferrari 360 Modena GTC	P	98
					Ferrari 3.6L V8
13	GT2	82	Scuderia Ecosse	Tim Mullen Chris Niarchos	Ferrari 360 Modena GTC	P	98
					Ferrari 3.6L V8
14	GT2	77	Team Eurotech	Mike Jordan Michael Caine	Porsche 911 GT3-RS	D	97
					Porsche 3.6L Flat-6
15	GT2	80	Team LNT	Lawrence Tomlinson Jonny Kane	TVR Tuscan T400R	D	97
					TVR Speed Six 4.0L I6
16	GT1	8	Graham Nash Motorsport	Philippe Almèras Roland Bervillé Enea Casoni	Saleen S7-R	P	96
					Ford 7.0L V8
17	GT1	4	Konrad Motorsport	Harald Becker Franz Konrad	Saleen S7-R	P	96
					Ford 7.0L V8
18	GT2	81	Team LNT	Warren Hughes Patrick Pearce	TVR Tuscan T400R	D	96
					TVR Speed Six 4.0L I6
19	GT2	76	Team Eurotech	David Jones Godfrey Jones	Porsche 911 GT3-RS	D	96
					Porsche 3.6L Flat-6
20	GT2	69	Proton Competition	Gerold Ried Christian Ried	Porsche 911 GT3-RS	D	95
					Porsche 3.6L Flat-6
21	GT2	56	Czech National Team	Jan Vonka Mauro Casadei	Porsche 911 GT3-RS	D	92
					Porsche 3.6L Flat-6
22	GT1	7	Graham Nash Motorsport	Paolo Ruberti Joël Camathias	Saleen S7-R	P	89
					Ford 7.0L V8
23	G2	103	Emotional Engineering	Matt Griffin Ryan Hooker	Vauxhall Monaro	D	86
					Vauxhall LS1 5.7L V8
24	GT1	13	Reiter Engineering	Peter Kox Norman Simon	Lamborghini Murcielago R-GT	P	83
					Lamborghini 6.0L V12
25 DNF	G2	101	Balfe Motorsport	Shaun Balfe Jamie Derbyshire	Mosler MT900R	D	66
					Chevrolet 5.7L V8
26 DNF	G2	179	RJN Motorsport	Michael Bentwood Ally McKever Brice Wilson	Nissan 350Z	D	31
					Nissan VQ35 3.5L V6
27 DNF	GT1	5	Konrad Motorsport	Robert Lechner Uwe Alzen	Saleen S7-R	P	29
					Ford 7.0L V8
28 DNF	GT2	75	Ian Khan	Ian Khan Nigel Smith	Porsche 911 GT3-RS	D	15
					Porsche 3.6L Flat-6
29 DNF	GT1	20	RAM Racing	Max Stanco Rafal Janus	Saleen S7-R	P	4
					Ford 7.0L V8
30 DNF	GT1	14	Lister Storm Racing	Justin Keen Liz Halliday	Lister Storm GT	D	4
					Jaguar 7.0L V12
DNS	GT2	55	Embassy Racing	Ben Collins Neil Cunningham	Porsche 911 GT3-RSR	D	-
					Porsche 3.6L Flat-6

• Pole Position - #17 Russian Age Racing - 1:36.580
• Fastest Lap - #15 JMB Racing - 1:38.826
• Average Speed - 151.72 km/h

• Official Results
• Race results