According to a Taiwanese forum thread that claims to have information from an inside partner meeting, Intel may be developing a 10-core consumer-grade CPU in the Comet Lake-S family. The CPU would be built on the 14 nm process and may use a dual-ring bus design, implying that the CPU will split cores between two dies.
https://www.notebookcheck.net/Intel-may-be-working-on-a-10-core-Comet-Lake-S-desktop-CPU.368371.0.html