Crucial 8GB Kit (2 x 4GB) DDR3L-1333 SODIMM Memory for Mac | CT2K4G3S1339M | Crucial.com
Tried upgrading RAM on a MacBook Pro 13 mid 2012, the 2x4 samsung ddr3 1600 MHz works as usual, but the newly (pictured) ddr3 4056mb ram does not work properly. I get
Vengeance® LP 8GB (2x4GB) DDR3L DRAM 1600MHz C9 Memory Kit