VMware Launch vSphere 5.1 with Important Licensing Changes for the vSphere 5 Series

Tuesday 25th September 2012

VMware has made some important changes to its licensing model, which will affect vSphere 5.0 and the newly launched vSphere 5.1. They will discontinue the use of vRAM entitlements, which determines how much memory customers are permitted to allocate to virtual machines on the host, to a new licensing model, based on the number of physical CPUs.

vSphere 5.1 is VMware's latest release of its industry-leading virtualisation platform, which became available on 10th September 2012. This new release contains a wealth of new features and enhancements including:


  • Virtual machines can now have up to 64 virtual CPUs (vCPUs) and 1TB of virtual RAM (vRAM).
  • New virtual machine format


  • Flexible, space-efficient storage for virtual desktop infrastructure (VDI)


  • vSphere Distributed Switch
  • Single-root I/O virtualization (SR-IOV) support


  • vSphere vMotion
  • vSphere Data Protection
  • vSphere Replication
  • Zero-downtime upgrade for VMware Tools


  • VMware vShield Endpoint
  • vSphere Storage DRS and Profile-Driven Storage
  • vSphere Auto Deploy

Management (with vCenter Server)

  • vSphere Web Client
  • vCenter Single Sign-On
  • vCenter Orchestrator

With 5.1 VMware have also announced cloud suites, which are technology bundles that include vSphere. For more information on the current Cloud promotions click here or for general enquiries contact you Bytes account manager on 020 8786 1500.

Want to keep informed? Sign up to our Newsletter

Want a Quote? Just tell us what you need

Email Call

Need Advice? We can help with your next project

Email Call

Email Call