The
5900X is based on
Zen 3 architecture while the
506E8 is based on
Kaby Lake.
Using the multithread performance as a reference, the 5900X gets a score of
840.1 k points while the 506E8 gets
211.6 k points.
Summarizing, the
5900X is
4 times faster than the
506E8. To get a proper comparison between both models, take a look to the data shown below.