On the bottom end of the spectrum is the Gigabyte Aero 15-Y9 which offers approximately 20 to 30 percent slower performance than the Razer despite carrying the same GPU by name. Power consumption, however, is also highest on the Razer system.
https://www.notebookcheck.net/We-ve-tested-15-gaming-laptops-with-GeForce-RTX-2080-Max-Q-graphics-thus-far-and-the-Razer-Blade-Pro-17-is-the-fastest.435064.0.html