The SP1 update made these features production-ready, especially RemoteFX for desktop virtualization and Dynamic Memory, which allowed over-commitment of RAM on Hyper-V hosts.
This identifies the image as having all security updates integrated through January 14, 2020 —the official End of Extended Support date for the operating system. Key Technical Features windows server 2008 r2 sp1 x64 esd enus jan 20 full
, enabling the movement of running virtual machines between cluster nodes with zero downtime. Security & Connectivity January 2020 Final Updates windows server 2008 r2 sp1 x64 esd enus jan 20 full