With Hyper-V R2 features like Live Migration, Hot-Add of storage, Cluster Shared Volumes, Redirected I/O, and more, are all baked in for free. So VMware direction of argument is changed to ‘We have a lower cost-per-application than you’. There’s a prime example of this argument being presented by VMware, in this video, aptly titled, “VMware slams Microsoft”. What’s interesting is, that neither VMware’s, nor Microsoft’s pricing models really reflect a cost-per-app comparison, yet the cost-per-app calculator is being used to prove that VMware vSphere 4 does in fact have a lower cost-per-app than a Hyper-V & System Center combination.
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