MT8KTF51264AZ. 1G9P1 Micron 4GB DDR3 UDIMM Non ECC PC3-14900 1866Mhz 1Rx8 Memory MODULE. MT8KTF51264AZ-1G9P1. Is a DDR3 Module. DDR3 Modules run from 1066 to 1600 MT/s (million transfers per second). This module has a total capacity of 4GB. Used for simple and home computers where error correction is not a requirement. Has a data transfer rate of 1866 Mhz. The Bus Type is PC-14900.