You can run the Windows operating system on your Mac at native speed--without the performance penalty that comes with software emulation or "virtual machines." Windows applications have full access to multiple processors and multiple cores, accelerated 3D graphics, and high-speed ports and networking such as USB, FireWire, Wi-Fi, AirPort, and Gigabit Ethernet as well as drivers for audio and Bluetooth. The Boot Camp support software for Windows that lets you use these features can be downloaded from Apple. If you're using Mac