Patriot Signature Series 8GB DDR3-1600 PC3-12800 CL-11 SO-DIMM Memory PSD38G16002S - Micro Center
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Performance DDR3 1600MHz NHS Desktop Memory
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