| Feature | 5.3 | 6.1 | 7.1 | 7.2 |
|---|---|---|---|---|
| Binary compatibility | X | X | X | X |
| Live Partition Mobility | X | X | X | X |
| nPort ID virtualization (NPIV) | X | X | X | X |
| NFSv4 | X | X | X | X |
| Pluggable Authentication Modules (PAM) | X | X | X | X |
| Workload Partitions | X | X | X | |
| Trusted Execution | X | X | X | |
| Role-based access control (RBAC) | X | X | X | |
| Live system backup (mksysb) | X | X | X | |
| ProbeVue | X | X | X | |
| Active system optimizer | X | X | X | |
| Native POWER8 support | X | X | ||
| Dynamic Flash Caching | X | X | ||
| Versioned Workload Partitions (5.2 and 5.3) | X | X | ||
| Cluster Aware AIX | X | X | ||
| vNIC support | X | X | ||
| RootVG health monitoring | X | X | ||
| AIX Live Update for i-fixes, SPs, and TLs | X | |||
| Dynamic System Optimizer (DSO) | X | |||
| CAPI support | X | |||
| RDSv3 support for RoCE | X |
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