Supported Hardware Capabilities
Applies To: Virtual Machine Manager 2008, Virtual Machine Manager 2008 R2, Virtual Machine Manager 2008 R2 SP1
The following table lists the maximum hardware capabilities that Virtual Machine Manager (VMM) allows per virtual machine when hosted on these virtualization platforms:
| Hardware | Virtual Server | Hyper-V | VMware ESX Server |
|---|---|---|---|
COM ports |
2 |
2 |
2 Note VMware ESX Server 3.5 supports 4 serial ports, but only 2 are exposed in VMM. |
DVD drives |
4 (IDE) |
4 (IDE) |
4 |
Floppy drives |
1 |
1 |
2 |
Video adapter (Microsoft RemoteFX 3D) Note Support for the RemoteFX 3D video adapter was introduced in VMM 2008 R2 with Service Pack 1 (SP1). |
Not allowed |
1 Note There are specific host and guest requirements for RemoteFX. For more information, see What's New in Virtual Machine Manager 2008 R2 SP1. |
Not allowed |
Network adapters |
4 |
Emulated 4 Synthetic 8 |
4 |
Processors |
1 |
4 |
4 |
X86 Processor |
Yes |
Yes |
Yes |
X64 Processor |
No |
Yes |
Yes |
RAM |
3.7 GB |
64 GB |
16 GB in VMware ESX Server 3.0 64 GB – 4 MB in VMware ESX Server 3.5 |
IDE devices |
4 |
4 |
4 |
Size of IDE disk |
127 GB |
2040 GB Note You can assign a pass-through disk for more storage. |
Not allowed |
Serial ports |
2 |
2 |
2 Note VMware ESX Server 3.5 supports 4 serial ports, but only 2 are exposed in VMM. |
SCSI controllers |
4 |
4 |
4 |
Devices per SCSI controller |
7 |
64 |
15 |
Size of SCSI disk |
2040 GB |
2040 GB |
2 TB |
Number of virtual CPUs |
1 |
4 |
4 |
Remote consoles per virtual machine |
Double the number of virtual machines that are running on the host |
1 |
10 |