http://www.youtube.com/watch?v=XUHRLhJblB4 ESXi 5.5 System Requirements When installing or upgrading to ESXi 5.5, ensure that the host meets these minimum hardware configurations supported by ESXi 5.5: Your hardware is compliant on the VMware Compatibility Guide. This includes: System compatibility I/O compatibility (Network and HBA cards) Storage compatibility Backup software compatibility You have a 64-bit processor. VMware ESXiContinue reading “Installing or upgrading to ESXi 5.5 best practices”