Kingston SYN38415 | 4GB DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory Module

1. Type: DDR2 SDRAM
2. Capacity: 4GB
3. Speed: 667MHz
4. Latency: CL5
5. Pin Count: 240
6. Rank: Dual Rank
7. Error Correction Code (ECC): ECC Registered
8. Voltage: 1.8V
9. Form Factor: DIMM
10. Compatibility: PC2-5300
11. Number of Modules: 1
12. Operating Temperature: 0°C to 85°C

Notes:
1. ECC memory is designed for mission-critical applications where data integrity is crucial.
2. Dual rank memory modules offer better performance than single rank modules.
3. Make sure to check your motherboard's compatibility before purchasing.