Microsoft Windows Server 2019 Datacenter - license - 16 cores

Windows Server 2019 Datacenter Edition is designed for highly virtualized and software defined datacenter environments that require full Windows Server functionality with unlimited virtual instances. Storage Spaces Direct: enables building highly available (HA) storage systems with inexpensive local storage. Shielded Virtual Machines are protected against unauthorized access using various technologies, such as encryption of virtual disks, and extend even to Hyper-V administrators. Hyper-converged infrastructure (HCI) is one of the latest trends in the server industry today. HCI gives organizations the flexibility to easily scale datacenters using software-defined compute, storage, and networking technology from Microsoft and their choice of hardware certified by the Windows Server Software-Defined program.