CT2K8G4RFD8266 - Crucial 16GB Kit (2 X 8GB) DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory

Technical Specs:
- Capacity: 16GB Kit (2 x 8GB)
- Memory Type: DDR4 SDRAM
- Memory Speed: 2666 MHz
- Latency Timing: CL19
- Voltage: 1.2V
- Error Correction Code (ECC): ECC Registered
- Pin Count: 288-pin DIMM
- Rank: Dual Rank

Helpful Notes:
1. ECC Registered memory is designed for use in servers and workstations where data integrity is crucial.
2. Dual Rank memory provides better performance than Single Rank memory.
3. Make sure your motherboard supports DDR4-2666MHz memory before purchasing.