The Alienware x17 R2 is a heavyweight gaming laptop that offers incredible gaming performance, but it weighs (and costs) a ton. Gets very warm: the base reaches 120°F. Why you can trust T3 Our expert ...

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As evident from their names, the X15 R2 has got a 15.6-inch screen with up to QHD resolution and 240Hz refresh rate and the X17 R2 is outfitted with a 17.3-inch display with up to UHD resolution, ...