[ Editor’s note: This article has been revised to underscore the fact that we tested VMware vSphere with vCenter Server but we tested Windows Server 2012 Hyper-V without System Center 2012, and ...

Server virtualization is supposed to save buckets of cash, largely from server reduction. After all, consolidating some 20 physical servers to three host servers means less hardware, power and cooling ...

Server-virtualization software imposes no constraints on the versions of Windows Server operating system (or Linux) that you place in each virtual machine (although a completely new version of Windows ...