Infrastructure Limitations
Guest system maximum RAM
4TB
Host system maximum RAM
6TB (12TB on certain certified OEM hardware platforms)
Number of hosts in a high availability or Distributed Resource Scheduler cluster
64
Maximum number of processors per virtual machine
128
Maximum number of processors per host
480
Maximum number of virtual CPUs per physical CPU core
32
Maximum number of virtual machines per host
1024
Maximum number of virtual CPUs per fault tolerant virtual machine
4
Maximum guest system RAM per fault tolerant virtual machine
64 GB
VMFS5 maximum volume size
64 TB, but maximum file size is 62TB -512 bytes