New TPC-H Benchmarks Comparing SQL Server 2016 to SQL Server 2014

This shows a 38.4% score increase on identical hardware, which is quite impressive.

You will find the details in Glen Berrys blog

If you would like to know the reason for this big improvement, read the comment by Hugo Kornelis: ... I think that most of this performance was gained by using the improved and extended functionality of in-memory table and the improved and extended functionality of columnstore indexes – probably in combination.