The
i5-10400F is based on
Comet Lake architecture while the
906EC is based on
Coffee Lake.
Using the multithread performance as a reference, the i5-10400F gets a score of
370 k points while the 906EC gets
494.2 k points.
Summarizing, the
906EC is
1.3 times faster than the
i5-10400F. To get a proper comparison between both models, take a look to the data shown below.