The
506E8 is based on
Kaby Lake architecture while the
i7-6500U is based on
Skylake.
Using the multithread performance as a reference, the 506E8 gets a score of
211.6 k points while the i7-6500U gets
97.5 k points.
Summarizing, the
506E8 is
2.2 times faster than the
i7-6500U. To get a proper comparison between both models, take a look to the data shown below.