Elpida EBE21UE8ACFA-5C-E | 2GB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Dual Rank Memory Module

Technical Specs:
- Memory Type: DDR2 SDRAM
- Capacity: 2GB
- Speed: 533MHz
- PC Rating: PC2-4200
- Error Correction Code (ECC): Non-ECC
- Buffered/Unbuffered: Unbuffered
- CAS Latency Timing: CL4
- Pin Count: 240-pin DIMM
- Rank: Dual Rank

Helpful Notes:
- DDR2 is an older memory type and may not be compatible with newer systems.
- Non-ECC memory is not as reliable as ECC memory, but is typically less expensive.
- Dual rank memory can improve performance in some systems, but may not be compatible with all motherboards.