Intel's new Core i7-7740X for the socket 2066 proves to be the fastest CPU for gaming in the test. However, it is just a weak upgrade to Intel's Core i7-7700K that lags behind the Ryzen CPUs in multitasking due to its low core count.
https://www.notebookcheck.net/Kaby-Lake-X-Intel-Core-i7-7740X-in-Review.235632.0.html