Throttling behavior has improved over the MSI GS63, but that is only because initial clock rates are lower than what the Core i7-8750H CPU is capable of when compared to the same CPU in the latest Zephyrus or Aero. Multi-thread performance is around 5 to 10 percent slower on the MSI as a result. Fortunately, the differences are minuscule for gaming purposes.
https://www.notebookcheck.net/The-Core-i7-8750H-in-the-MSI-GS65-is-slightly-slower-than-in-the-Asus-Zephyrus-M-GM501.303922.0.html
You can customize msi bios and unlock it. Compared to Asus' prison.