Is alienware 14 (intel i7/8gb ram/NVIDIA GeForce GT 750M 1gb/750 gb)will be good?

I want to buy alienware 14 (intel i7/8gb ram/NVIDIA GeForce GT 750M 1gb/750 gb) but i want to know whether 1gb graphic card is enough to play games like: watch dogs, gta 5 (coming soon), fifa 14, skyrim, tomb raider etc please help me, thanks in advance to everyone

NEVER buy anything from Alienware. Instead, you can buy Lenovo Ideapad Y510P or Y50 for gaming. They are much cheaper than Alienware and offer good performance at their price.

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No, it's not very good. It's one of the lowest Nvidia GPUs in terms of performance.