This article provides information regarding the minimum supported version of vSphere in NSX for vSphere 6.3.0 and later.
Environment
VMware vCenter Server Appliance 6.5.x VMware vCenter Server 6.5.x VMware NSX for vSphere 6.4.x VMware NSX for vSphere 6.3.x VMware vSphere ESXi 6.5
Resolution
Important Information
Sites running VMware vSphere 6.5 (initial GA release) must update to vSphere 6.5a to run NSX for vSphere 6.3.0 or later. For the most up-to-date information, see the VMware Product Interoperability Matrixes.