I think you're confusing the products here!
The V is a competitor in the 2in1 market to the Surface Pro lineup - the 2in1 tablet from Microsoft with the main focus of it being a great tablet that you can attach a keyboard to to make it a notebook-killer.
What you seem to be talking about is the Surface Book - the notebook replacement from Microsoft, with the main focus of it being a notebook that happens to be a tablet. It's a different category compared to the Surface Pro lineup.
Also, as @ToiletSheep mentioned, we decided to go completely fanless compared to Microsoft which limits us to the Core Y series of CPUs