The
906EC is based on
Coffee Lake architecture while the
i9-10900X is based on
Cascade Lake.
Using the multithread performance as a reference, the 906EC gets a score of
494.2 k points while the i9-10900X gets
632.4 k points.
Summarizing, the
i9-10900X is
1.3 times faster than the
906EC. To get a proper comparison between both models, take a look to the data shown below.