Dell A0490149 | 1GB PC2-4200 DDR2-533MHz non-ECC Unbuffered 200-Pin SO-DIMM Memory Module

Here are the technical specifications for the Dell 1GB PC2-4200 DDR2-533MHz non-ECC Unbuffered 200-Pin SoDimm Memory Module:

- Memory Type: DDR2 SDRAM
- Capacity: 1GB
- Speed: 533MHz
- Form Factor: 200-pin SO-DIMM
- Error Correction: Non-ECC
- Buffered/Unbuffered: Unbuffered

Helpful notes:
- This memory module is compatible with laptops that support DDR2 SO-DIMM memory.
- It is important to match the speed and type of memory when upgrading or replacing RAM in a laptop.
- Non-ECC memory is less expensive than ECC memory, but does not have error correction capabilities.