CT51272AF667.36SA3E3 - Crucial 4GB DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory Module

Technical Specs:
- Capacity: 4GB
- Memory Type: DDR2 SDRAM
- Speed: 667 MHz (PC2-5300)
- Latency Timings: CL5
- Form Factor: DIMM 240-pin
- Error Correction Code: ECC
- Rank: Dual Rank
- Buffered/Unbuffered: Fully Buffered

Helpful Notes:
1. ECC memory is designed for servers and workstations that require high reliability and data integrity.
2. Fully Buffered memory modules have an additional buffer chip that reduces the load on the memory controller, allowing for higher memory density and better performance.
3. This module is compatible with systems that support DDR2-667MHz memory and have ECC support.