Windows Server System Reference Architecture
Watch the sessions from Alex Rauch and NetApp to get best out of virtualization and the Cloud:
VIR201 Virtualization: State of the Union
VIR327 Hyper-V Cloud Fast Track: A Reference Architecture for Private Cloud
SIM335 Microsoft System Center Integration, Automation, Process and Compliance: Orchestrator and Service Manager
DBI336 Innovative Storage and Data Management Strategies to Power Your Microsoft Enterprise Applications
This are the online versions of this sessions. I recommend to watch it.