Crucial CT51272BB160BS.9FED | 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM Dual Rank Memory Module

Technical Specs:
- Capacity: 4GB
- Technology: DDR3 SDRAM
- Speed: 1600MHz (PC3-12800)
- CAS Latency: CL11
- Pins: 240-pin DIMM
- Rank: Dual Rank
- Error Correction Code (ECC): ECC Registered

Helpful Notes:
1. ECC Registered memory is designed for servers and workstations, providing greater reliability and error correction capabilities.
2. Dual Rank memory modules offer better performance than single rank modules, especially in multi-tasking environments.
3. Make sure to check your motherboard's compatibility with ECC Registered memory before purchasing.