You can install Windows XP on your Mac with pentium-3.
You cannot run Mac on Windows XP. But you can run Windows on Mac
Windows can be run on a Mac in a number of different ways. The most popular is through software virtualisation. This is where a software program is used to create a virtual Windows environment within the iOS operating system.
Combat Arms is designed for Windows, but you can run it on Mac. Install the program BootCamp and that will enable you to run Windows programs on the Mac.
A user can run any Microsoft Windows application using Mac Bootcamp.
You can't run Mac Software on Windows unless you installed Mac explorer To get Mac Explorer, you may check out this link. http://macexplorer.software.informer.com/
Unfortunately you cannot run Mac OS X games on windows.
You will need to install a windows application on your mac to be able to run windows. If you own a 2006 or newer mac it will allow the installation. Then just boot into windows upon starting your computer and you will be using your application.
The games will need to be written for Mac OS X to run on a standard Mac. If the games were written for the Windows operating system then Windows have to be installed on the Mac for them to work.
Windows 7 is an operating system. A Mac is a computer. A Mac can run Windows 7. The two things are not comparable.
The easiest way to downgrade a Mac so it looks like a Windows box is to install and run Windows on the Mac.
A Mac can run the Windows operating system if required. It can either run it natively or virtually on top of Mac OS X. (See links below)
Windows can be installed and run on any Mac (and Ironically windows 7 runs better on a mac than on a PC due to how the graphics are set up)