Comparison of Server Virtualization
Which virtualization platform for your needs?
Many enterprises move to open source virtualization platforms for their virtualized infrastructure to guarantee full access to all functionalities, further reduce costs, and deliver high security and reliability.
If you are looking for an open source alternative to VMware's vSphere, Microsoft Hyper-V or Citrix XenServer, Proxmox VE will be the right server virtualization for you. With choosing Proxmox VE as alternative you gain the ability to manage physical, virtual, and cross-platform, adapt cloud computing to your business needs through greater choice, and achieve greater value for less cost.
The following table shows Proxmox VE features compared to competitors in the server virtualization market:
"I recommend Proxmox for those IT professionals who want to increase the availability of their servers, to reduce the administration complexity and also to make the most of their IT budget..."
Valentín Ortiz Ferretiz
Read more >
| | Proxmox VE | VMware vSphere | Windows Hyper-V | Citrix XenServer |
|---|
| Note: This list is not complete and work in progress. Facts could change from release to release. It provides a very rough overview about some differences and major features. |
| Open source |
yes (AGPL,v3) |
no |
no |
yes |
| Guest operating system support |
Windows and Linux (KVM)
Other operating systems are known to work and are community supported |
Windows, Linux, UNIX |
Modern Windows OS, Linux support is limited |
Most Windows OS, Linux support is limited |
| Linux Containers (LXC) (known as OS virtualization) |
yes |
no |
no |
a Container Management Supplemental pack supports CoreOS, container management for Linux and Windows. |
| Single-view for management (centralized control) |
yes |
Yes, but requires dedicated management server (or VM)
|
Yes, but requires dedicated management server (or VM) |
yes |
| Simple subscription structure |
Yes, one subscription pricing, all features enabled |
no |
no |
Free, Standard and Enterprise |
| High Availability (HA) |
yes |
yes |
Requires Microsoft Failover clustering, limited guest OS support |
yes |
| Live VM snapshots: Backup a running VM |
yes |
yes |
limited |
yes |
| Bare-metal hypervisor |
yes |
yes |
yes |
yes |
| VM live migration |
yes |
yes |
yes |
yes |
| max. RAM and CPU per host |
160 CPU/2 TB Ram |
160 CPU/2 TB Ram |
64 CPU/1 TB Ram |
5 TB and 288 Logical processors per host |
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