Reading Time: 6 minutes Objective 1.3 – Plan and Perform Upgrades of vCenter Server and VMware ESXi See also this similar post: Objective 1.3 – Plan and Perform Upgrades of vCenter Server and VMware ESXi and Objective 1.3 – Plan and Perform Upgrades of vCenter Server and VMware ESXi. Identify upgrade requirements for ESXi hosts (similar as vSphere 4.x) See: vSphere Upgrade Guide (page 11) and vSphere Upgrade Guide (page 69). ESXi 5 system requirements are the same for a clean installation: 64 bit CPU, one or more supported NIC, 2098 MB RAM (note that are more than 2 GB), supported storage, […]