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Crucial 8GB Kit (4GBx2) DDR3/DDR3L 1066 MT/s (PC3-8500) SODIMM 204-Pin Memory For Mac - CT2K4G3S1067M
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Crucial 8GB (2 x 4GB) 204-Pin DDR3 SO-DIMM DDR3 1066 (PC3 8500) Memory for Mac Model CT2K4G3S1067M - Newegg.com
8GB (1x8GB) DDR3-1066MHZ PC3-8500 2Rx8 SODIMM Laptop Memory by NEMIX RAM at Amazon.com