Crucial CT756125 | 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Memory for Precision Workstation T5400

Technical Specs:
- Capacity: 4GB (2 x 2GB)
- Memory Type: DDR2 SDRAM
- Memory Speed: 667MHz (PC2-5300)
- Error Correction Code (ECC): Yes
- Buffered/Registered: Fully Buffered
- CAS Latency: CL5
- Pin Count: 240-pin DIMM

Helpful Notes:
1. ECC memory is designed for mission-critical applications where data integrity is essential.
2. Fully buffered memory provides improved performance and reliability in high-end workstations and servers.
3. Make sure your motherboard supports DDR2 memory before purchasing.