It’s with a big pleasure that you annouce that the Service Pack 1 Windows 7 and Windows Server 2008 R2 is available for technet and MSDN members!!!!.
Dynamic Memory Hyper V:
Dynamic Memory is a new Hyper-V feature available in this service pack. It allows the virtualization server to pool memory and dynamically add or remove memory based on virtual machine usage. This allows for higher consolidation ratios of virtual machines on the virtualization server. To use Dynamic Memory, the virtualization server must be running either Windows Server 2008 R2 with SP1 or Hyper-V Server 2008 R2 with this version of the service pack applied.
Microsoft® RemoteFX™ enables the delivery of a full Windows user experience to a range of client devices including rich clients, thin clients, and ultrathin clients. RemoteFX delivers a rich user experience for Virtual Desktop Infrastructure (VDI) by providing a 3D virtual adapter, intelligent codecs, and the ability to redirect USB devices in virtual machines. RemoteFX is integrated with the RDP protocol, which enables shared encryption, authentication, management, and device support. RemoteFX also delivers a rich user experience for session-based desktops and RemoteApp programs to a broad range of client devices.
For read all information about SP1 click HERE
MSDN acces download,HERE
Technet acces download,click HERE
And for download the SP1 documentation click under: