Dell A1537993 | 512MB PC2-5300 DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SoDimm Dual Rank Memory Module for Latitude D631

Technical Specs:
- Memory Type: DDR2 SDRAM
- Memory Size: 512 MB
- Memory Speed: 667 MHz
- Memory Standard: PC2-5300
- Error Checking: Non-ECC
- Signal Processing: Unbuffered
- CAS Latency: CL5
- Pins: 200-pin
- Rank: Dual Rank

Helpful Notes:
- This memory module is compatible with the Latitude D631 laptop.
- DDR2 SDRAM is an older type of memory, so this module may not be suitable for newer laptops.
- Upgrading your laptop's memory can improve its performance and multitasking capabilities.