| Manufacturer | SMART Modular Technologies |
| Manufacturer Part # | 259039-B21-A |
| Cost Central Item # | 10548939 |
| Product Description | SMART - Memory - 512 MB - DIMM 168-pin - SDRAM - 133 MHz / PC133 - 3.3 V - unbuffered - non-ECC |
| Storage Capacity | 512 MB |
| Upgrade Type | System specific |
| OEM Manufacturer Equivalent Part Number | HP 259039-B21 |
| Technology | SDRAM |
| Form Factor | DIMM 168-pin |
| Memory Speed | 133 MHz ( PC133 ) |
| Data Integrity Check | Non-ECC |
| Features | Unbuffered |
| Supply Voltage | 3.3 V |
| Manufacturer Warranty | Limited lifetime warranty |