Samsung 64GB (1x 64GB) DDR4-2133 PC4-17000 1.2V QR x4 ECC Load Reduced 288-pin LRDIMM RAM Module Model_iMAC_19_1 Why is the speed of

Why is the speed of this RAM kit shown as 1600 MT/s instead of 1600 Mhz

here’s what the manufacturer warranties say:

5V Technology DDR3L Error Correction Non-ECC Signal Processing Unbuffered Form Factor 204-pin SODIMM Configuration 1024M x8 Pieces in Kit 2 Compatibility

RM2911 Capacity 16GB (2x 8GB) Brand Ramcity using Micron chips Speed DDR4-2666 - 2666MT/s - PC4-21300 Voltage 1

HMT451U6BFR8C-PB Capacity 4GB (1x 4GB) Brand Hynix Speed DDR3-1600 - 1600MT/s - PC3-12800 Voltage 1

Samsung 64GB (1x 64GB) DDR4-2133 PC4-17000 1.2V QR x4 ECC Load Reduced 288-pin LRDIMM RAM Module Model_iMAC_19_1 Why is the speed ofProduct Overview Dramatically improve performance and handle larger user and application workloads in your mission critical workstations and servers with this 64GB (1x 64GB) DDR4 2133 MT s 288 pin LRDIMM RAM module from Samsung . This Quad rank, x4 configuration RAM module is for use in DDR4 compatible systems and operates at 2133 MT s with an overall transfer rate of PC4 17000. This RAM module also operates at a standard voltage of 1. 2V and is