All three feature the same set of internal hardware: a dual-core 1.6GHz Rockchip CPU and an unnamed quad-core GPU. The pre-production units we handled were running Android 4.1 Jelly Bean, and all feature high-res IPS screens.
Not only does it play Android games, but more importantly, it streams full retail games from your NVIDIA GPU-based PC, all on its high-res 5-inch screen.