Windows Server 2012 R2 provides a wide range of new and enhanced features and capabilities spanning server virtualization, storage, software-defined networking, server management and automation, web and application platform, access and information protection, virtual desktop infrastructure, and more.

List Windows Editions:
Windows Server 2012 R2 Essentials
Windows Server 2012 R2 Standard (Server Core Installation)
Windows Server 2012 R2 Standard (Server with a GUI)
Windows Server 2012 R2 Datacenter (Server Core Installation)
Windows Server 2012 R2 Datacenter (Server with a GUI)
Windows Server 2012 R2 Foundation
Windows Storage Server 2012 R2 Standard
Windows Storage Server 2012 R2 Workgroup



- Integrated updates until September 13, 2022;
- Integrated .Net Framework 4.8;
- .Net Framework 3.5 included (including 2.0 and 3.0);
- Integrated SmartFix 2.4.7, Microsoft DaRT in winre.wim and boot.wim;
- The systems were not in audit mode.

https://www.microsoft.com