She said the slowness of the equipment made teachers question if it it is "actually worth planning a lesson and using these kind of facilities due to the extra problems that it will throw up".

BBC: Caroline Bowker

Better still, battery life didn't seem to take a hit even with the extra performance, though high-end, high-res gaming was still a lesson in futility when working without a discrete graphics card.

ENGADGET: Intel's Arrandale and Clarkdale CPUs get benchmarked for your enjoyment