Windows Server 2008 R2 Sp1 7601. 24561 Aio 8in1... Now

: Specialized for hosting web applications and services via Internet Information Services (IIS) 7.5 . Technical Innovations in SP1

: Optimized for virtualization; allows unlimited virtual instances on one server. Windows Server 2008 R2 SP1 7601. 24561 AIO 8in1...

This operating system exclusively supports processors. Windows 2008 R2 Service Pack 1 - Microsoft Support : Specialized for hosting web applications and services

: Enhances the remote user experience by supporting 3D graphics and USB redirection for Remote Desktop Services. System Requirements Windows Server 2008 R2 SP1 7601. 24561 AIO 8in1...

: Designed for small-to-medium businesses; supports up to 32 GB of RAM.

The introduction of Service Pack 1 added key virtualization capabilities:

: Allows Hyper-V to adjust the amount of memory available to virtual machines based on demand.