VMware vSphere Version Comparison – Download   Component vSphere 4.0 vSphere 4.1 vSphere 5.0 vSphere 5.1 vSphere 5.5 vSphere 6.0 vSphere 6.5 Hypervisor ESX & ESXi ESX & ESXi ESXi ESXi ESXi ESXi ESXi CPUs per host 64 160 160 160 320 480 576 RAM per host 1 TB 1 TB 2  TB 2  TB 4 … Continue reading VMware vSphere Version 4 – 6.5 Comparison