Product : Cisco, HyperFlex [HCI]/4.0, x86
Feature : Hypervisor Compatibility, Virtualization, Workload Support
Content Owner:  Herman Rutten
Summary
VMware vSphere ESXi 6.0U3/6.5U2/6.7U2
Microsoft Hyper-V 2016/2019
Details
Cisco HyperFlex 3.0 introduced support for Microsoft Hyper-V.

Cisco HyperFlex 3.01b added support for VMware vSphere 6.5U2.

Cisco HyperFlex 3.5.2 added support for VMware vSphere 6.7U1.

Cisco HyperFlex 4.0 introduces support for VMware vSphere 6.7U2 and Microsoft Hyper-V 2019.