Windows 7 and Windows Server 2008 R2 SP1 Beta will help you:
Keep your PCs supported and up-to-date
Get ongoing updates to the Windows 7 platform
Easily deploy cumulative updates at a single time
Meet your users' demands for greater business mobility
Provide a comprehensive set of virtualization innovations
Provide an easier Service Pack deployment model for better IT efficiency
In order to download and install the Windows 7 and Windows Server 2008 R2 SP1 Beta you must currently have a Release to Manufacturing (RTM) version of Windows 7 or Windows Server 2008 R2 already installed.
Windows 7 and Windows Server 2008 R2 SP1 Beta is available for installation in English, French, German, Japanese and Spanish.
Read more: MS Download