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HP GL638AV 512MB DDR2-667MHz FB-DIMM 1Rx8 CL5 Memory
- 512MB DDR2 SDRAM
- 667MHz Clock Speed
- FB-DIMM Form Factor
- 1Rx8 Memory Organization
- CL5 CAS Latency
- ECC Registered
- Server-Grade Memory
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Product Overview
The HP GL638AV is a 512MB DDR2 Fully Buffered DIMM (FB-DIMM) memory module. It operates at 667MHz with a CL5 CAS Latency, designed for server applications requiring reliable memory performance.
Technical Information
| Capacity | 512MB |
| Memory Type | DDR2 SDRAM |
| Speed | 667MHz |
| Form Factor | FB-DIMM |
Additional Specifications
| Rank | 1Rx8 |
| CAS Latency | CL5 |
| ECC | Registered ECC |
| Voltage | 1.8V |
Product Description
The HP GL638AV is a 512MB DDR2 memory module specifically designed for server environments. Its Fully Buffered DIMM (FB-DIMM) form factor enhances signal integrity and allows for higher memory densities compared to traditional unbuffered DIMMs. This module operates at a frequency of 667MHz, providing a solid performance level for a variety of server tasks and applications. The module features a 1Rx8 memory organization, indicating a single rank with eight memory chips per rank. It also boasts a CAS Latency (CL) of 5, which contributes to its overall responsiveness. As a Registered ECC (Error-Correcting Code) module, it incorporates features that detect and correct single-bit memory errors, significantly improving system stability and data integrity – a critical requirement for servers and workstations. This HP memory module is intended for use in servers and workstations that support DDR2 FB-DIMMs. Its specifications make it suitable for upgrading existing systems or populating new builds where reliable and stable memory performance is paramount. The 512MB capacity, while modest by today's standards, was typical for specific configurations or as part of a larger memory pool in servers of that generation.

