Infineon HYS72T128420HFD35A | 1GB DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory Module

Technical Specifications:
- Memory Type: DDR2 SDRAM
- Capacity: 1 GB
- Memory Speed: 667 MHz
- Data Integrity Check: ECC
- CAS Latency: CL5
- Pin Count: 240
- Rank: Dual
- Buffered/Unbuffered: Fully Buffered
- Voltage: 1.8V
- Error Correction: Advanced ECC
- Form Factor: DIMM
- Memory Configuration: 128M x 72

Helpful Notes:
- ECC memory is designed to detect and correct single-bit errors, making it more reliable than non-ECC memory.
- Fully Buffered memory modules have an additional buffer chip that helps to reduce signal noise and improve stability.
- DDR2 memory is an older technology and is not compatible with newer DDR3 or DDR4 memory slots.