Every Intel-powered Mac can run Windows - either as a straight-up Boot-Into-Windows system or through a Virtual Machine.
In fact, the fastest Windows laptop you can buy is the MacBook Pro.
In fact, the fastest Windows laptop you can buy is the MacBook Pro.
Conversely there are plenty of windows computers that would run the latest Apple OS just fine.
Only problem is Apple has designed its operating system so it won't run on computers that don't use Apple motherboards with special bioses
So I can buy the latest Apple OS on DVD but to load it onto my machine (let's say it's an Intel E8300 with nvidia graphic card and 4GB crucial memory) I have to resort to Hackentosh hacks which are very iffy and flaky
IOW the latest Apple OS is purposely designed to only run on Apple computers
When in reality it could run on many Dell, HP, home made etc etc computers except that Apple cripples the OS so it cannot