MLG operates MLG.tv, the #1 online broadcast network for professional level competitive gaming; the MLG Pro Circuit, the longest-running eSports league in North America; and GameBattles, the largest cross platform online gaming tournament system with 9 million registered users across the globe.
Keeping the Surface Connect port and making the Surface Dock compatible with the Surface Pro 3 in the process instead of replacing it with a symmetrical and reversible USB-C port is a tradeoff I posit Microsoft thinks is worthwhile at this stage.
Both have the dark VaporMg coating over the same magnesium body and a 10-point multi-touch enabled 10.6 inches (27 cm) screen with crack resistant Gorilla Glass. The Wifi is 802.11 a/b/g/n. However, the resolution on the Surface Pro is higher and is 1920x1080, and the screen has a Wacom digitizer for pen input. Surface Pro runs a dual-core 1.7 GHz Intel Core i5-3317U CPU, with a Turbo Boost frequency of up to 2.6 GHz with a built-in Intel HD Graphics 4000.