Download Windows 8 Release Preview from MSDN Subscriptions

MSDN Home: (Visual Studio RC Banner)
https://msdn.microsoft.com/subscriptions/ 

MSDN Subscriber Downloads: (Windows Client and Server, Visual Studio)
https://msdn.microsoft.com/subscriptions/downloads

TechNet Subscriber Downloads: (Windows Client and Server)
https://technet.microsoft.com/subscriptions/downloads

 

Thanks
RV