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| Processor | 8/16-way POWER5+ |
16/32-way POWER5+ |
32/64-way POWER5+ |
| Edition | Standard, Enterprise | Standard, Enterprise | Standard, Enterprise |
| Processor CPW | 31500 - 58800 | 61000 - 108000 | 108000 - 216000 4 |
| 5250 OLTP CPW 1 | 0 to maximum | 0 to maximum | 0 to maximum |
| Memory (max) | 512 GB | 1 TB | 2 TB |
| Disk capacity (max) | 228 TB | 381 TB | 381 TB |
| Disk drives (max) 2 | 1620 | 2700 | 2700 |
| i5/OS | Included (4 processor licenses) 2 |
Included (4 processor licenses) 2 |
Included (4 processor licenses) 2 |
| Software tier | P50 | P60 | P60 |
| Microsoft® Windows Server® 3, Linux, AIX 5L capable | Yes | Yes | Yes |
| iSCSI adapters | 168 | 168 | 168 |
| Integrated xSeries® Servers (max) | 60 | 60 | 60 |
| Integrated xSeries Adapters (max) | 48 | 57 | 57 |
| Micro-partitions (max LPARS – i5/OS, AIX 5L, Linux) | 160 | 254 | 254 4 |
| High speed link (RIO/HSL) loops (max) | 7 | 15 | 31 |
| I/O towers/drawers (max) | 36 | 72 | 96 |
| PCI card slots (max) | 504 | 1008 | 1152 |
| LAN ports (max) | 160 | 160 | 160 |
1 Standard Edition comes with no 5250 OLTP CPW. Enterprise Edition offers 5250 CPW up to the processor maximum based on the number of activated processors, i5/OS licenses and Enterprise Enablement features.
2 Maximum of 2000 drivers per i5/OS partition
3 Via an iSCSI Adapter, Integrated xSeries Adapter or Integrated xSeries Server
4 Maximum of 32 processors per i5/OS partition
