1 · IBM
IBM POWER11 (Cirrus 30-core)30C / 240TMulti-chip module
Hardware comparison
CPU comparison workbench
Compare up to five canonical CPUs side by side using normalized specification fields. Selection and card order are stored in the URL so this exact workbench can be copied and reopened.
Specifications
Technical comparison
| Specification | IBM POWER11 (Cirrus 30-core) |
|---|---|
| Overview | |
| Manufacturer | IBM |
| Launch date | 2025-07-25 |
| Market segment | server |
| Architecture | |
| Architecture | POWER11 |
| CPU process | Samsung 7nm EUV |
| Compute | |
| Cores | 30 |
| Threads | 240 |
| Clocks | |
| Base clock | 3.90 GHz |
| Maximum boost clock | 4.50 GHz |
| Cache | |
| L3 cache | 240 MB |
| Memory | |
| Memory support | DDR5 OMI 16-channel ECC |
| Power | |
| Default TDP | 350 W |
| Platform | |
| Socket | Multi-chip module |
References