"The graphics are simply stunning and surprisingly quick to render. The minutest of details can be picked out with great clarity, from individual blades of grass to an interior's every button, switch and carbon fiber weave
12 cars, 4 tracks
"Load times are faster than Forza 3, but remember that this is a demo and official comparisons are impossible until we see the finished product."
http://wot.motortrend.com/6594220/technology/first-drive-gran-turismo-5-ces-demo-edition-more-cars-more-tracks/index.html