https://wccftech.com/intel-z490-h470-b460-h410-chipset-motherboards-10th-gen-comet-lake-s-cpu-leak/

Intel’s next-generation 400-series chipset motherboards from Gigabyte have been leaked & listed through their EEC certification (Videocardz via TUM_APISAK). The Intel 400-series chipset will offer support for 10th Generation Comet Lake-S processors which is scheduled to arrive early next year.

There are a total of 35 motherboards that have been listed which are based on 400-series chipsets. The chipsets themselves include Z490 (flagship mainstream), H470, B460 & H410. Gigabyte/AORUS may have even more motherboards at launch but these are the ones we know so far. The boards that have been listed include: