Samsung M391B5673DZ1-CF8-N | 2GB DDR3-1066MHz PC3-8500 ECC Unbuffered CL7 240-Pin DIMM Dual Rank Memory Module

1. Memory Type: DDR3 SDRAM
2. Memory Size: 2GB
3. Memory Speed: 1066MHz
4. Memory Standard: PC3-8500
5. Error Correction Code (ECC): ECC
6. Buffered/Unbuffered: Unbuffered
7. CAS Latency: CL7
8. Rank: Dual Rank
9. Pin Count: 240-Pin
10. Voltage: 1.5V
11. Form Factor: DIMM
12. Manufacturer: Samsung

Helpful Notes:
1. ECC memory helps to detect and correct errors in data.
2. Dual rank memory provides better performance than single rank memory.
3. Make sure your motherboard supports DDR3 memory before purchasing.