Qimonda HYS72T512022HR-3S-A | 4GB DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory Module

1. Memory Type: DDR2 SDRAM
2. Memory Size: 4 GB
3. Memory Speed: 667 MHz
4. Memory Standard: PC2-5300
5. Error Correction Code (ECC): ECC Registered
6. CAS Latency: CL5
7. Pin Count: 240-Pin DIMM
8. Rank: Dual Rank
9. Voltage: 1.8 V
10. Memory Configuration: 512M x 72
11. Compatibility: Server and workstation systems
12. Form Factor: DIMM

Helpful Notes:
1. ECC registered memory provides greater reliability and error correction capabilities.
2. Dual rank memory provides better performance in systems that support it.
3. Ensure compatibility with your system's motherboard and memory configuration before purchasing.