Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) DR X8 SODIMM 260-Pin Memory -Speed - DDR4-2666Warranty - Manufacturer's Limited LifetimeCAS latency - 19DRAM family - CrucialDensity - 16GBBrand - CrucialModule type - SODIMMExtended timings - 19-19-19Technology - DDR4Voltage - 1.2VPC speed - PC4-21300Kit Qty - 1Specs - DDR4 PC4-21300 • CL=19 • Unbuffered • NON-ECC • DDR4-2666 • 1.2V • 2048Meg x 64 •DIMM type - Unbuffered