Windows Server 2012 R2 builds on that familiarity of the Windows Server family, you gain all the Microsoft experience behind building and operating private and public clouds, delivered as an enterprise-class, simple and cost-effective server and cloud platform
With Windows Server 2012 R2, you can optimize the performance of your most important workloads, as well as protect against service outages by using robust recovery options. To reduce complexity and cost, you can take advantage of comprehensive automation capabilities, as well as the storage and networking virtualization technologies built into Windows Server 2012 R2. Running on industry-standard HP hardware, Windows Server 2102 R2 enables you to build, run, and scale applications that can move between your data center and the cloud. And to support your mobile workforce, Windows Server 2012 R2 provides flexible remote access from virtually anywhere and any device, while helping to safeguard corporate information behind your firewall.
Windows Server 2012 R2 Foundation is an economical, general purpose server for physical computing environments only. It provides customers with a Windows Server experience for up to 15 users. The licensing for Foundation will continue to be a server model with no CAL requirements.