|For the most part, laptops/notebooks are not good for gaming unless you buy one that's spec'd out to be a gaming machine. You can have the hottest CPU available but if you don't have a decent video card, you're not gonna be able to play games well. And depending on the game, it may not play at all.|
This chart will show you how well the "Intel Graphics Media Accelerator 950" rates:
Did you look at the minimum system specs before downloading NFS Carbon Demo, especially the graphics requirements?
"NVIDIA Geforce4 Ti/ATI Radeon 8500 or higher"
I don't think your system meets the minimum requirements.