Intel has taken the wraps off the new 45W hexa-core CPUs belonging to the 8th generation 'Coffee Lake-H' family. The SKUs start from the quad-core Core i5-8300H and go all the way up to the hexa-core Core i9-8950HK. As one of the new aspects of Coffee Lake, Intel is touting what they call 'Thermal Velocity Boost', a technology that offers a maximum turbo single-core boosts up to 4.8 GHz under certain conditions.
https://www.notebookcheck.net/Intel-announces-new-45W-8th-Gen-hexacore-Coffee-Lake-H-CPUs-led-by-the-Core-i9-8950HK.293630.0.html