here some more stuff i found.....i "blew up" the gt-r times so its easier to see how much of a difference....
7:22.1 2009 Dodge Viper SRT-10 ACR
7:26.4 2009 Chevrolet Corvette C6 ZR1
7:27.82 Pagani Zonda F Clubsport (wet conditions)
7:28 Porsche Carrera GT
7:29 2009 Nissan GT-R, Nissan's test
7:32.02 2008 Porsche 911 GT2
7:34 Koenigsegg CCR
7:34 Porsche 911 GT2
7:35 Ruf Rt 12
7:38 Porsche 911 Turbo
7:39 Ferrari 430 Scuderia
7:40 Bugatti Veyron 16.4
7:40 Mercedes-Benz SLR McLaren
7:40 Lamborghini Murcielago LP640
7:40.6 Ford GT
7:42 Porsche 911 GT3
7:42.99 Chevrolet Corvette C6 Z06
7:43 Porsche 911 GT3 RS
7:44 Pagani Zonda S
7:46 Porsche 911 GT2
7:47 Porsche 911 GT3 RS
7:47 Ferrari 599 GTB Fiorano
7:47 Lamborghini Murciélago LP640 E-gear
7:49 Chevrolet Corvette C6 Z06
7:50 BMW M3 CSL
7:50 BMW X5 E53 LM
7:50 2009 Porsche 911 Carrera S
7:54 Mercedes CLK DTM AMG
7:54 Nissan GT-R, Porsche conducted test, full stock
7:55 Caterham R500 Superlight
7:55 Ferrari F430 F1
7:56 Chevrolet Corvette C5 Z06
7:56 Honda NSX-R
7:56 Porsche 911 Turbo
7:56 Ferrari 360 Challenge Stradale f1
7:59 Chevrolet Corvette C6 Z51
7:59 2009 Cadillac CTS-V
7:59 Porsche 911 Carrera S
7:59 Nissan Skyline GT-R R33 V-Spec
7:59 Dodge Viper SRT-10