Buy Kingston KF426C16BB/16 16GB RAM Product Type: DDR4 SDRAM Memory Module Capacity: 16 GB (1 x 16 GB) Speed: DDR4-2666 / PC4-21333 Frequency: 2666 MHz Latency: CL16 Voltage: 1.20 V Form Factor: 288-pin DIMM Warranty: Lifetime Warranty