https://wccftech.com/intel-core-i9-coming-to-z390-mainstream-platform-core-i9-9900k-flagship/

A mockup of Intel Core i9, 9th Generation SKU branding.

Intel will be updating its mainstream platform very soon and I have some new information about the Z390 chipset. First is a branding unveil: Intel’s Core i9 naming schema is finally coming to mainstream desktop processors. We haven’t heard of a Core i3 part yet and that is an interesting development which could mean a couple of things.