Hp rok windows server 2012 r2 standard do more with less the hp and microsoft partnership extends windows server 2012 features with the release of windows server 2012 r2 combining the hp proliant gen8 features with the advanced virtualization and scalability features of windows server 2012 r2 empowers it users and provides flexible access to corporate resources while protecting corporate information editions windows server 2012 r2 datacenter for highly virtualized private cloud en