Supported Versions of VMware vSphere ESXi = ESXi 6.5 with VMFS 5, ESXi 6.5 U2 and later updates with VMFS 6, ESXi 6.7, ESXi 7.0, and ESXi 8.0U1 (inclusive of all updates, for all versions)

Component &

Capacity Point

VM Configuration Requirements

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vCPU

Megahertz (MHz)

Physical CPU Base Frequency

vRAM 

vDisk 

vNIC

Cloud Connect 12.6(1) 

4

6000

2.50 GHz

10 GB

1 x 246 GB

1

Cloud Connect 12.6(2) 

4

6000

2.50 GHz

16 GB

1 x 750 GB

1

Notes:

• Version refers to the major ESXi release (for example, 7.0, 8.0), while updates are incremental changes to these major ESXi versions (for example, 8.0U1, 8.0U1a). The specified version or update indicates the minimum supported version or update required for that release. For more information, refer to Required ESXi version.
• The vRAM value for Cloud Connect is 16 GB if you have installed CCE 12.6(2) ES 01. 
• For more details, see Notes for Megahertz Sizing. 
• For all other details on hardware and VMware support, refer to Cisco Collaboration Infrastructure. 
• Refer to Quote Collab for modeling VM placement on a user defined hardware configuration.