Buy Kingston KVR26N19D8/16BK 16GB DDR4 Memory Module Capacity: 16 GB Type: DDR4 SDRAM Speed: 2666 MHz (DDR4-2666/PC4-21300) CAS Latency: CL19 Voltage: 1.20 V Form Factor: 288-pin DIMM Configuration: Non-ECC, Unbuffered