4GB PC3-12800 DDR3-1600MHz MT16JTF51264AZ-1G6M1,MT16JTF51264AZ-1G6E1
Micron MT16JTF51264AZ-1G6M1 4GB DDR3-1600/PC3-12800 UDIMM 240-Pin CL11 Dual Rank x8 Non-ECC Unbuffered Memory Module

4GB PC3-12800 DDR3-1600MHz MT16JTF51264AZ-1G6M1,MT16JTF51264AZ-1G6E1
Micron MT16JTF51264AZ-1G6M1 4GB DDR3-1600/PC3-12800 UDIMM 240-Pin CL11 Dual Rank x8 Non-ECC Unbuffered Memory Module