Understanding Azure VM Size Naming

Beginning with Azure VM series and sizes released since mid-2017, both new series and revisions of existing series use a naming schema that exposes information about the resource and capabilities of the specific VM size. Names start with the VM series letters, followed by the number of vCPUs within the VM size, and may be followed by additional identifiers.

A hypothetical “J16” VM size would be a J-series VM with 16 vCPUs. The following example explains a J16 VM size, J16-2mrs_v2, that has several additional features:

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