| Manufacturer Part Number | 45D1199 |
| Brand | IBM |
| Product Type | Memory |
| Type | DDR2 |
| Capacity | 4GB |
| Form factor | DIMM |
| Bus speed | PC2-4200 (DDR2-533) |
| Memory Speed | 533 MHz |
| Memory Features | ECC Registered |
| Latency | CL4 |
| Rank | 512Mx72 |
| Voltage | 1.35 V |
| Pins | 276 |
| IBM POWER6 520 |
IBM POWER6 550 IBM POWER6 560 |
IBM POWER6 570 IBM POWER6 575 |
IBM POWER6 595 |