Micron 8GB (1x 8GB) CL19 DDR4-2666 PC4-21300 1.2V ECC Registered 288-pin RDIMM RAM Module System Type_Laptop x4 configuration RAM module is

x4 configuration RAM module is for use in DDR3 compatible systems and operates at 1333 MT/s with an overall transfer rate of PC3-10600

but the effective rate is 2933 megatransfers per second (MT/s) because there are 1466 million rising edges per second and 1466 million falling edges per second of a clock signal running at 1466 MHz

RM2831 Capacity 16GB (2x 8GB) Brand Ramcity using Micron chips Speed DDR4-2133 - 2133MT/s - PC4-17000 Voltage 1

still has a lifetime warranty

All Late 2012 27" iMacs (EMC 2546 / Model Identifier iMac13

Micron 8GB (1x 8GB) CL19 DDR4-2666 PC4-21300 1.2V ECC Registered 288-pin RDIMM RAM Module System Type_Laptop x4 configuration RAM module isProduct Overview Dramatically improve performance and handle larger user and application workloads in your mission critical workstations and servers with this 8GB (1x 8GB) DDR4 2666 MT s 288 pin RDIMM RAM module from Micron . This RAM module is for use in DDR4 compatible systems and operates at 2666 MT s with an overall transfer rate of PC4 21300. This RAM module also operates at a standard voltage of 1. 2V with a CAS Latency of CL19, and is designed