CT12872AB40E.18FA2 - Crucial 1GB DDR2-400MHz PC2-3200 ECC Registered CL3 240-Pin DIMM Dual Rank Memory Module

Technical Specs:
- Memory Type: DDR2 SDRAM
- Capacity: 1GB
- Speed: 400MHz (PC2-3200)
- Latency: CL3
- Pin Count: 240
- Rank: Dual
- Error Correction Code (ECC): Yes
- Registered: Yes

Helpful Notes:
1. This memory module is designed for use in servers and workstations, not consumer PCs.
2. ECC memory is more reliable than non-ECC memory, but may be slightly slower due to the error correction process.
3. Make sure your system is compatible with DDR2-400MHz memory before purchasing.