Samsung M393B5273DH0-CK0Q8 | 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM Dual Rank Memory Module

1. Memory Type: DDR3 SDRAM
2. Memory Size: 4 GB
3. Memory Speed: 1600 MHz
4. Memory Standard: PC3-12800
5. CAS Latency: CL11
6. Error Correction Code (ECC): ECC Registered
7. Pin Count: 240-pin
8. Rank: Dual Rank
9. Voltage: 1.5V
10. Form Factor: DIMM
11. Compatibility: Desktop and Server
12. Memory Configuration: 512Mx72

Notes:
1. ECC registered memory is more reliable and suitable for servers and workstations.
2. Dual rank memory provides better performance than single rank memory.
3. 1600 MHz memory speed provides faster data transfer rate for improved system performance.