c9429b30_yper_V_VS_Citrix_Xen___My_Blog__Hypervisor_Attributes
[VMware ESXi 5.0] vSphere Auto Deploy enables faster provisioning of multiple hosts. New hosts are automatically provisioned based on rules defined by user. Requires in-depth setup in Systems Center Configuration Manager [Citrix XenServer 5.6 FP1] Nothing comparable [Hypervisor Attributes] 
Auto Deploy
Comparison between Vmware VS Hyper-V VS Citrix Xen | My Blog
Hypervisor Attributes