Virtual Machine Hardware version and upgrade process

With the vSphere 5.5 release the Virtual Machine Hardware version is 10. Here is the Table which shows the virtual Machine Hardware Compatibility between different versions of the ESX.

As all you know,  VMware has made the  announcement on the release of the vSphere 5.5 and there has been a lot of changes happened in this version. The One being that change is the Virtual Machine Hardware versions.


Here from the below table you can find the virtual machine hardware version for the different version of the ESX products.



If you have recently migrated to the different version of the ESX products and wants to upgrade your Virtual Machine hardware then you could find the below steps to accomplish that task.


Here are the Steps to upgrade the Virtual Machine Hardware:

  • Start the vSphere Client or vSphere Web Client and log in to the vCenter Server.
  • Power off the virtual machine.
  • Right-click the virtual machine and select the menu option to upgrade virtual hardware.
    •     In vSphere Client, the option is Upgrade Virtual Hardware.
    •     In vSphere Web Client, the option is Compatibility > Upgrade VM Compatibility.
      •     The software upgrades the virtual hardware to the latest supported version.
      •     Note: The Upgrade Virtual Hardware or Upgrade VM Compatibility options appears if the virtual hardware on the virtual machine is not the latest supported version.
  • Click Yes to continue with the virtual hardware upgrade.
  • Power on the virtual machine.

While upgrading the Virtual machine Hardware version, ensure that the VMware Tools is updated and is ok state while continuing upgrading the Virtual Machine Hardware version.

Please refer the following KB article for more information:


Upgrading a virtual machine to the latest hardware version (1010675) 

Thanks for reading 🙂


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