Dell A14645483 | 1GB PC2-6400 DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SO-DIMM Dual Rank Memory Module for Latitude D531

Technical Specs:
- Memory Capacity: 1GB
- Memory Type: DDR2 SDRAM
- Memory Speed: 800MHz
- Form Factor: SO-DIMM 200-pin
- CAS Latency: CL6
- Error Correction Code: Non-ECC
- Rank: Dual Rank

Helpful Notes:
1. This memory module is compatible with the Dell Latitude D531 laptop.
2. DDR2 SDRAM is an older memory technology, so this module may not be suitable for newer laptops.
3. Dual rank memory modules offer better performance than single rank modules, but may be slightly more expensive.