Windows Server 2008 R2 Hyper-V Vs Windows Server 2012 Hyper-V Feature Comparison

Processor and Memory Support

Processor/Memory Feature	Windows Server 2008 R2	Windows Server 2012
Logical processors on hardware	64	320
Physical memory	1 TB	4 TB
Virtual processors per host	512	2,048
Virtual processors per virtual machine	4	64
Memory per virtual machine	64 GB	1 TB
Active virtual machines	384	1,024
Maximum cluster nodes	16	64
Maximum cluster virtual machines	1,000	8,000

Network

 

Network Feature	Windows Server 2008 R2	Windows Server 2012
NIC Teaming	Yes, through partners	Yes, Windows NIC Teaming in box
VLAN Tagging	Yes	Yes
MAC spoofing protection	Yes, with R2 SP1	Yes
ARP spoofing protection	Yes, with R2 SP1	Yes
SR-IOV networking	No	Yes
Network QoS	No	Yes
Network metering	No	Yes
Network monitor modes	No	Yes
IPsec task offload	No	Yes
VM Trunk Mode	No	Yes

 

 

Storage

 

Storage Feature	Windows Server 2008 R2	Windows Server 2012
Live storage migration	No, quick storage migration through System Center Virtual Machine Manager	Yes, with no limits (as many as the hardware will allow)
Virtual machines on file storage	No	Yes, Server Message Block 3.0 (SMB3)
Guest Fibre Channel	No	Yes
Virtual disk format	VHD up to 2 TB	VHD up to 2 TB VHDX up to 64 TB
Virtual machine guest clustering	Yes, through iSCSI	Yes, through iSCSI, Fibre Channel, or Fibre Channel over Ethernet (FCoE)
Native 4 KB disk support	No	Yes
Live virtual hard disk merge	No, offline	Yes
Live new parent	No	Yes
Secure offloaded data transfer	No	Yes

 

Manageability

 

Manageability Feature	Windows Server 2008 R2	Windows Server 2012
Hyper-V PowerShell	No	Yes
Network PowerShell	No	Yes
Storage PowerShell	No	Yes
REST APIs	No	Yes
SCONFIG	Yes	Yes
Enable/Disable shell	No, server core at operating system setup	Yes
VMConnect support for RemoteFX	No	Yes

 

Thanks

 

Regards

 

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