CMS 8GB (1X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® MacBook Pro Core I5 2.4 13.3" Md313Ll/A A1278 - A14 at Amazon.com
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How to upgrade the RAM on your 13-inch MacBook Pro
MacBook Pro 14" Laptop Apple M1 Pro chip 16GB Memory 512GB SSD Space Gray MKGP3LL/A - Best Buy
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2010 Macbook Pro 13" A1278 RAM Upgrade - YouTube
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MacBook Unibody Model A1278 RAM Replacement - iFixit Repair Guide