M391T2953EZ3-CF7 - Samsung 1GB DDR2-800MHz PC2-6400 ECC Unbuffered CL6 240-Pin DIMM Dual Rank Memory Module

Technical Specifications:
- Memory Type: DDR2 SDRAM
- Capacity: 1 GB
- Memory Speed: 800 MHz
- Form Factor: DIMM 240-pin
- Error Correction Code (ECC): ECC
- CAS Latency: CL6
- Data Integrity Check: Non-ECC
- Rank: Dual Rank
- Pins: 240
- Voltage: 1.8V
- Technology: Unbuffered
- Module Configuration: 128M x 64

Helpful Notes:
- ECC memory is designed for use in servers and workstations where data integrity is critical.
- Dual rank memory modules are capable of accessing two memory banks at once, which can improve performance in certain applications.
- Make sure to check your motherboard's compatibility with DDR2 memory before purchasing.