The new Z390platform from Intel will bring support for the gen 9 mainstream CPUs that should go head to head with the Ryzen 2000 series. While the Z390 does not bring significant improvements, the i9-9900K is expected to deliver decent performance gains over the i7-8700K, also positioning itself as the direct competitor to AMD's Ryzen 7 2700 CPU.
https://www.notebookcheck.net/Intel-s-8-core-16-thread-mainstream-CPU-to-be-named-i9-9900K.313426.0.html