The Resilient File System (ReFS) v2 in Windows Server 2016 TP4 still isn't faster than NTFS -- not surprising at this stage of its development, though its block-cloning feature is highly optimized for virtualized workloads.
Because the forthcoming Microsoft Nano Server doesn't have a GUI, here's how to create configuration scripts with the built-in Desired State Configuration in Windows PowerShell.
A new Network Controller and the same software-defined networking (SDN) stack in the Microsoft Azure cloud are among the significant SDN capabilities coming to Windows Server 2016.