M393A8K40B22-CWD6Q - Samsung 64GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Quad Rank Memory Module

Here are the technical specifications for the Samsung 64GB DDR4-2666MHz Memory Module:

1. Memory Type: DDR4 SDRAM
2. Capacity: 64GB
3. Memory Speed: 2666MHz
4. Data Integrity Check: ECC
5. Registered/Unbuffered: Registered
6. CAS Latency: CL19
7. Rank: Quad Rank
8. Number of Pins: 288
9. Voltage: 1.2V
10. Form Factor: DIMM
11. Error Correction Code (ECC): Yes
12. Memory Rank: 4R

Helpful Notes:
1. This memory module is compatible with servers and workstations that support DDR4 memory.
2. The ECC feature helps to detect and correct errors in data transmission, ensuring data integrity.
3. The quad rank feature allows for higher memory capacity and better performance in high-end applications.