Mac OS or Windows? Parallels Desktop 5 for Mac lets you seamlessly run Windows and Mac OS X side-by-side, drag-and-drop your files between operating systems, and run Windows software on your Apple computer without rebooting.

System Requirements:
* Processor: Intel-based Mac required
* Memory: 1 GB of RAM (2 GB recommended to run Windows Vista or 7)
* Storage: 450 MB of hard drive space for Parallels Desktop installation, plus space to allocate to your virtual machine
* Operating System: Mac OS X 10.4.11 or later (including Mac OS X 10.6 Snow Leopard)
* Internet Connection: Internet connection required for select features and online updates. Also required for updates during one-year Internet Security subscription period.
* Additional Software: Requires Windows or other operating system (not included)