Pedal to the metal. In line with the current trend, racing-game expert Codemasters follows up successful games with sequels and releases at least one flagship product every year. The latest addition to the simulator series, GRID Autosport, is intended to be a very comprehensive package which offers a lot of variety. Our review is predominantly aimed at notebook users who would like to know how much horsepower is actually needed to guarantee a smooth gaming experience.
http://www.notebookcheck.net/GRID-Autosport-Benchmarked.120113.0.html
Thanks for the article, but you've listed the 780Ti multiple times in the graph of results - must have been a typo. Check the graph/chart, you'll realise you've made a mistake. As it stands the chart doesn't tell us anything.
This might help till the typos' resolved in order:
GTX 780 Ti
R9 290X
R9 280X
GTX 880M
GTX 760
GTX 780M
GTX 870M
R9 M290X
GTX 750 TI
GTX 770M
Dunno
GTX 850M
GTX 765M
GT 750M
R7 from 7850K
GT 640M
GT 740M
Iris Pro 5200
The GT 720 that was correct
R5 M230