HMP151F7EFR4C-Y5D5 - Hynix 4GB DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory Module

Technical Specifications:
- Memory Type: DDR2 SDRAM
- Capacity: 4GB
- Data Transfer Rate: 667MHz
- CAS Latency: CL5
- Pin Count: 240
- Error Correction Code (ECC): Yes
- Buffered/Unbuffered: Fully Buffered
- Rank: Dual Rank
- Voltage: 1.8V
- Form Factor: DIMM
- Number of Modules: 1
- Memory Speed: 667MHz

Helpful Notes:
- ECC memory is designed to detect and correct single-bit errors, making it more reliable than non-ECC memory.
- Fully buffered memory provides increased reliability and performance in high-end computing systems.
- Dual rank memory modules provide better performance than single rank modules in certain applications.