OWC 12GB (8GB+4GB) PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Upgrade Kit Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S12S) at Amazon.com
8GB DDR3L Low Voltage 1600 MHz (PC3-12800) CL11 SODIMM Memory - Notebook RAM - VisionTek | Dell USA
OWC 8GB PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Module Upgrade Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S8GB) at Amazon.com
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MMoment 8GB DDR3 / DDR3L 1600MHz SODIMM (PC3-12800) 1.35V CL 11 Non-ECC Unbuffered 204 Pin (2Rx8 /Dual Rank Base on 512Mx8) Notebook Laptop Memory Upgrade Module at Amazon.com