The
i9-11900KB is based on
Tiger Lake architecture while the
906EC is based on
Coffee Lake.
Using the multithread performance as a reference, the i9-11900KB gets a score of
537.2 k points while the 906EC gets
494.2 k points.
Summarizing, the
i9-11900KB is
1.1 times faster than the
906EC. To get a proper comparison between both models, take a look to the data shown below.