Microsoft has made great strides with the release of Hyper-V 3.0, particularly in the area of scalability. Although most organizations will never reach anywhere close to maximum possible configurations, the table below shows you the maximums for a number of elements. You’re shown Hyper-V 2008 R2 maximums compared against Hyper-V 2012 maximums which are also compared against vSphere 5.1 hypervisor (free) and the Enterprise Plus Edition.
| Hypervisor | Hyper-V |
vSphere 5.1 |
||
| Product version | 2008 R2 | 2012 | Free | Ent Plus |
| Host | ||||
| Logical Processors | 64 | 320 | 160 | 160 |
| Physical Memory | 1 TB | 4 TB | 32 GB | 2 TB |
| Virtual CPUs per Host | 512 | 2,048 | 2,048 | 2,048 |
| VM | ||||
| Virtual CPUs per VM | 4 | 64 | 8 | 64 |
| Memory per VM | 64 GB | 1 TB | 32 GB | 1 TB |
| Active VMs per Host | 384 | 1,024 | 512 | 512 |
| Guest NUMA | No | Yes | Yes | Yes |
| Cluster | ||||
| Maximum Nodes | 16 | 64 | N/A | 32 |
| Maximum VMs | 1,000 | 8,000 | N/A | 4,000 |