Before you can begin setting up Windows on your Macintosh, you must be sure that you have the necessary hardware, software, and other materials.
If you have a Macintosh with an Intel processor (in other words, any model introduced in 2006 or later)—which Snow Leopard requires—you have several great options for running Windows at (virtually) full speed, and I spend the bulk of this book describing those options.
Certain Intel-based Macs released in 2006 are unable to run Windows 7 under Boot Camp; see http://support.apple.com/kb/HT3920 for a list. These Macs can still run Windows 7 using virtualization software, or Windows Vista or XP under Boot Camp.
If you have an older, PowerPC-based ...