Today Brad Anderson, VP for Window Server & System Center, announced, through a blog post, that on October 18 2013 both Windows Server 2012 R2 (and consequently the new release of Hyper-V) and System Center 2012 R2 will be available for download to eligible customers.
In short for Hyper-V 2012 R2 the new features are:
- Shared virtual hard disk
- Storage QoS
- Virtual machine generation
- Enhanced session mode
- Automatic Virtual Machine Activation
For System Center 2012 R2: