| Manufacturer | ACP |
| Manufacturer Part # | 189080-B21-AA |
| Cost Central Item # | 10281383 |
| Product Description | Memory Upgrades - Memory - 512 MB ( 4 x 128 MB ) - DIMM 168-pin - SDRAM - 100 MHz / PC100 - 3.3 V - registered - ECC |
| Storage Capacity | 512 MB ( 4 x 128 MB ) |
| Upgrade Type | System specific |
| OEM Manufacturer Equivalent Part Number | HP 189080-B21 |
| Technology | SDRAM |
| Form Factor | DIMM 168-pin |
| Memory Speed | 100 MHz ( PC100 ) |
| Data Integrity Check | ECC |
| Features | Registered |
| Supply Voltage | 3.3 V |
| Manufacturer Warranty | 10 years warranty |