Windows Server R2 offers exciting features and enhancements across virtualization, storage, networking, virtual desktop infrastructure, access and information protection, and more. Enterprise-class Enhanced features allow you to take advantage of even better performance and more efficient capacity utilization in your datacenter, helping you increase the agility of your business. Windows Server R2 offers enterprise-class virtualization and cloud platform that can scale to continuously run large workloads while enabling robust recovery options to protect against service outages. Simple and cost-effective Windows Server R2 also gives you resilient, multi-tenant-aware storage and networking capabilities for a wide range of workloads. It delivers these capabilities at a fraction of the cost of other solutions, through the use of low-cost, industry-standard hardware.
When your business needs exceed the limit, you can perform an in-place license transition from Windows Server Essentials to Windows Server Standard to remain license compliant. How the transition affects user and device limits After you transition to Windows Server Standard, the user account and devices limits are removed, but the features that are unique to Windows Server Essentials such as the Dashboard, Remote Web Access, and client computer backup , still remain available. However, technical limitations for these features support a maximum of 75 user accounts and 75 devices.