VMware vSphere 6.0 vs. vSphere 6.5

This site explains the key differences between vSphere 6.0 and vSphere 6.5. An overview comparison from all vSphere Versions is available here.

vSphere 6.0 vSphere 6.5
Released  March 2015 November 2016
Physical CPUs per host 480 576
Physical RAM per host 12 TB 12 TB
VMs per host 1024 1024
vCPU per VM 128 128
vMEM per VM 4 TB 6 TB
Cluster Size 64 64
High Availability Reactive HA Proactive HA
vSphere Integrated Containers  NO YES
VM Hardware Version 11 13
VMFS Version 5.61 6.81
Management vSphere Web Client
vSphere Client (C#)
vSphere Web Client
HTML5 Client
Authentication Management Platform Services Controller Platform Services Controller
vMotion vMotion across vCenters
vMotion across vSwitches
vMotion across vCenters
vMotion across vSwitches
Cross-Cloud vMotion
vMotion Network Support L3 Network
max. 100ms RTT
L3 Network
max. 100ms RTT
vMotion Traffic Encryption
Win to vCSA Migration vCenter 5.5 to vCSA 6.0 vCenter 5.5 to vCSA 6.5
vCenter 6.0 to vCSA 6.5
REST API NO YES
VM Encryption NO YES
Virtual Volumes  Virtual Volumes 1.0 Virtual Volumes 2.0
Virtual SAN VSAN 6.0 / 6.1 / 6.2 VSAN 6.5
vCenter Type Windows
Linux (vCSA)
Windows
Linux (vCSA)
vCenter HA  NO YES
vCenter Native Backup  NO YES
vCSA Scale (vPostgres) 1000 Hosts
10000 VMs
2000 Hosts
25000 VMs
vCSA Operating System SUSE Enterprise 11 Photon OS