CT51272AB667.36FE - Crucial Technology 4GB DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM 1.8V Dual Rank Memory Module

Technical Specs:
- Capacity: 4GB
- Memory Speed: 667MHz
- Memory Standard: DDR2-667/PC2-5300
- Error Checking: ECC
- Signal Processing: Registered
- CAS Latency Timing: CL5
- Pin Count: 240-pin
- Voltage: 1.8V
- Rank: Dual Rank

Helpful Notes:
- This memory module is designed for use in servers and workstations.
- ECC (Error Correcting Code) helps detect and correct errors in data.
- Dual Rank means that the module has two sets of memory chips, which can improve performance in some systems.