Dell has just pulled the wraps off its thinnest Alienware laptop to date: the Alienware m15. Despite the mission to make the Alienware m15 as thin and light as possible, there were no compromises made with respect to performance. 
The notebook measures just 0.83 inches thick and weighs in at a relatively lightweight (for a gaming notebook)

Source: Hot Hardware – Dell’s Alienware m15 Gaming Laptop Debuts With Intel Coffee Lake And GTX 1070 Max-Q GPU