Maximum
| Type
| Category
| vSphere 5.1
| vSphere 5.5
|
Virtual disk size
| VM
| Storage
| 2TB minus 512 bytes
| 62TB
|
Virtual SATA adapters per VM
| VM
| I/O Devices
| NA
| 4
|
Virtual SATA devices per virtual SATA adapter
| VM
| I/O Devices
| NA
| 30
|
xHCI USB controllers
| VM
| I/O Devices
| 1
| NA
|
Logical CPUs per host
| Host
| Compute
| 160
| 320
|
NUMA Nodes per host
| Host
| Compute
| 8
| 16
|
Virtual CPUs per host
| Host
| Compute
| 2048
| 4096
|
Virtual CPUs per core
| Host
| Compute
| 25
| 32
|
RAM per host
| Host
| Compute
| 2TB
| 4TB
|
Swap file size
| Host
| Compute
| 1TB
| NA
|
VMFS5 - Raw Device Mapping size (virtual compatibility)
| Host
| Storage
| 2TB minus 512 bytes
| 62TB
|
VMFS5 - File size
| Host
| Storage
| 2TB minus 512 bytes
| 62TB
|
e1000 1Gb Ethernet ports (Intel PCI‐x)
| Host
| Networking
| 32
| NA
|
forcedeth 1Gb Ethernet ports (NVIDIA)
| Host
| Networking
| 2
| NA
|
Combination of 10Gb and 1Gb Ethernet ports
| Host
| Networking
| Six 10Gb and Four 1Gb ports
| Eight 10Gb and Four 1Gb ports
|
mlx4_en 40GB Ethernet Ports (Mellanox)
| Host
| Networking
| NA
| 4
|
SR-IOV Number of virtual functions
| Host
| VMDirectPath
| 32
| 64
|
SR-IOV Number of 10G pNICs
| Host
| VMDirectPath
| 4
| 8
|
Maximum active ports per host (VDS and VSS)
| Host
| Networking
| 1050
| 1016
|
Port groups per standard switch
| Host
| Networking
| 256
| 512
|
Static/Dynamic port groups per distributed switch
| Host
| Networking
| NA
| 6500
|
Ports per distributed switch
| Host
| Networking
| NA
| 60000
|
Ephemeral port groups per vCenter
| Host
| Networking
| 256
| 1016
|
Distributed switches per host
| Host
| Networking
| NA
| 16
|
VSS portgroups per host
| Host
| Networking
| NA
| 1000
|
LACP - LAGs per host
| Host
| Networking
| NA
| 64
|
LACP - uplink ports per LAG (Team)
| Host
| Networking
| 4
| 32
|
Hosts per distributed switch
| Host
| Networking
| 500
| 1000
|
NIOC resource pools per vDS
| Host
| Networking
| NA
| 64
|
Link aggregation groups per vDS
| Host
| Networking
| 1
| 64
|
Concurrent vSphere Web Clients connections to vCenter Server
| vCenter
| Scalability
| NA
| 180
|
Hosts (with embedded vPostgres database)
| vCenter Appliance
| Scalability
| 5
| 100
|
Virtual machines (with embedded vPostgres database)
| vCenter Appliance
| Scalability
| 50
| 3000
|
Hosts (with Oracle database)
| vCenter Appliance
| Scalability
| NA
| 1000
|
Virtual machines (with Oracle database)
| vCenter Appliance
| Scalability
| NA
| 10000
|
Registered virtual machines
| vCloud Director
| Scalability
| 30000
| 50000
|
Powered-On virtual machines
| vCloud Director
| Scalability
| 10000
| 30000
|
vApps per organization
| vCloud Director
| Scalability
| 3000
| 5000
|
Hosts
| vCloud Director
| Scalability
| 2000
| 3000
|
vCenter Servers
| vCloud Director
| Scalability
| 25
| 20
|
Users
| vCloud Director
| Scalability
| 10000
| 25000
|