Small size RAM for laptop applications.DDR4 SODIMMRAM TypeDDR4 260pin Non-ECC Unbuffered DIMMTransmission bandwidthPC4-21300 / PC4-25600Frequency2666MHz / 3200MHzCapacities4GB/8GB/16GB/32GBTimingCL 19-19-19-43 / CL 22-22-22-52Operating Voltage1.2V