Alienware Area 51 has a unique 3-dimensional design allows users to manipulate more convenient connections on the front. However, the most notable point in this product is robust hardware solution with 4K Nvidia gaming.
Microsoft Surface Pro 3 is the tablet form of work supports the current best assessment. The new version upgrade thinner designs, longer battery life, but reconfigured powerful than before. Refer here : Microsoft Surface Pro 3 (128 GB, Intel Core i5)
Yoga 3 Pro has been introduced with flexible folding mechanism for different types of use such as laptops, tablets and feet on the desk stand. Machine configuration and strong thinness significantly reduced compared to the old version. Review in Amazon here : Lenovo Yoga 3 Pro Convertible Ultrabook Tablet
Cnet rated Lenovo Y50 has met almost complete the requirements of a gaming laptop touch screen support. Good performance, beautiful design and the ability to export images 4K is a strong point of this model. Check review in Amazon here:Lenovo Y50 15.6-Inch Gaming Laptop