The latest Alienware M15x notebook from Dell will tout the fastest mobile processor in the world, where its Intel i7 processor will be pulling the strings from within. This 15″ machine will come with a choice of a 1.6 GHz Intel Core i7 720QM, a 1.73GHz Intel Core i7 820QM or the vaunted 2GHz Intel Core i7 920XM processor, and you won’t come up short where gaming on the go is concerned with a NVIDIA GeForce GTX 260M GPU (up to 1GB RAM) running within. In order to make sure it is able to meet even the most demanding game titles in the market, you can cram in up to 8GB DDR3 RAM that ought to last you for quite some months before you start hankering after another notebook. The upgrades this time are subtle, since they are mainly internal with the main chassis retaining its original look, although you can pick from metallic red, silver or black colors. Prices start from $1,499 upwards, where it will ship with Windows Vista. Alternatively, you can wait till October 22nd and grab a copy of Windows 7 with it then.