A comparison using the Configuration Maximum tool for vSphere shows the following changes between vSphere 6.5 & 6.7.
| Virtual Machine Maximums | 6.5 | 6.7 |
| Persistent Memory - NVDIMM controllers per VM | N/A | 1 |
| Persistent Memory - Non-volatile memory per virtual machine | N/A | 1024GB |
| Storage Virtual Adapters and Devices - Virtual SCSI targets per virtual SCSI adapter | 15 | 64 |
| Storage Virtual Adapters and Devices - Virtual SCSI targets per virtual machine | 60 | 256 |
| Networking Virtual Devices - Virtual RDMA Adapters per Virtual Machine | N/A | 1 |
| ESXi Host Maximums | 6.5 | 6.7 |
| Fault Tolerance maximums - Virtual CPUs per virtual machine | 4 | 8 |
| Fault Tolerance maximums - RAM per FT VM | 64GB | 128GB |
| Host CPU maximums - Logical CPUs per host | 576 | 768 |
| ESXi Host Persistent Memory Maximums - Maximum Non-volatile memory per host | N/A | 1TB |
| ESXi Host Memory Maximums - Maximum RAM per host | 12TB | 16TB |
| Fibre Channel - Number of total paths on a server | 2048 | 4096 |
| Common VMFS - Volumes per host | 512 | 1024 |
| iSCSI Physical - LUNs per server | 512 | 1024 |
| iSCSI Physical - Number of total paths on a server | 2048 | 4096 |
| Fibre Channel - LUNs per host | 512 | 1024 |
| Virtual Volumes - Number of PEs per host | 256 | 512 |
