Dell A15634380 | 1GB PC2-6400 DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SO-DIMM Dual Rank Memory Module for Inspiron 1420

Here are the technical specifications for the Dell 1GB PC2-6400 DDR2-800MHz memory module:

- Memory Type: DDR2 SDRAM
- Capacity: 1GB
- Speed: 800MHz (PC2-6400)
- Form Factor: 200-pin SO-DIMM
- Data Integrity Check: Non-ECC
- CAS Latency: CL6
- Rank: Dual Rank
- Voltage: 1.8V

Helpful notes:
- This memory module is compatible with the Dell Inspiron 1420 laptop.
- Non-ECC memory is not error-correcting, but is generally less expensive than ECC memory.
- Dual rank memory modules have two sets of memory chips, which can improve performance in some systems.