Parallels Desktop 5.0.9310.546799 |Windows & Mac Os X
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.

Faster
Run Windows 7 with Aero
Enjoy Snow Leopard
Use 1000s of Windows applications
Smarter
Share files between Mac and Windows
Use Windows apps like Mac apps
Connect your favorite USB devices

More Powerful
DirectX 9.0c/9Ex with Shader Model 3
All the security you need for Windows
No compromise on performance or speed