MacBook Pro "Core i5" 2.3 13" Early 2011 Specs (Early 2011 13", MC700LL/A, MacBookPro8,1, A1278, 2419*): EveryMac.com
MacBook Pro 13" Early 2011 A1278 2.3GHZ Intel Core i5 MC700LL/A 4GB RAM 320GB HD | eBay
MacBook Pro 13" (Late 2011) 1600MHz Ram - Apple Community
Apple MacBook Pro Core I5 2.3ghz 13" 8gb RAM A1278 Early 2011 | eBay
Apple Macbook Pro 13 inch Early 2011 2.3 GHz Intel Core i5 4GB RAM 320GB SATA | eBay
A-Tech 16GB (2x8GB) RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
Can early-2011 MacBook Pro 13" handle 1600 RAM? | MacRumors Forums
Apple MacBook Pro 13 (Early 2011) review: Apple MacBook Pro 13 (Early 2011) - CNET
Display Quality - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
Apple MacBook Pro 13" (Early 2011). Intel Core i5-2415M @ 2.30GHz. 4GB. 320GB. | eBay
Review Apple MacBook Pro 13 Early 2011 (2.3 GHz dual-core, glare-type screen) - NotebookCheck.net Reviews
MacBook Pro 13" Unibody Early 2011 Logic Board Replacement - iFixit Repair Guide
Restored Apple MacBook Pro Laptop, 13.3", Intel Core i5-3210M, 8GB RAM, 500GB HD, DVD-RW, Mac OS X 10.13.6 High Sierra, Silver, MD102LL/A (Refurbished) - Walmart.com
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3L 1600MHz for Mac Book Pro ( Early/Late 2011,Mid 2012), iMac(Mid 2011,Late 2012,Early/Late 2013,Late 2014,Mid 2015), Mac Mini(Mid 2011,Late 2012) MAC RAM at Amazon.com
macos - What is the maximum amount of RAM a 2011 MacBook Pro can utilize? - Ask Different
Apple Macbook Pro 13.3" 2.5 GHz Core i5, 500GB HDD, 4GB DDR3L RAM - MD101LL/A (Non-Retail Packaging) - Walmart.com
Apple MacBook Pro 13-Inch The MacBook Pro "Core i7" 2.7 13-Inch (Early 2011/Thunderbolt) features a 32 nm "Sandy Bridge" 2.7 GHz Intel
MacBook Pro 13" Unibody Early 2011 Repair - iFixit
Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz for Mac Book Pro( Early/Late 2011,Mid 2012), iMac(Mid 2011,Late 2012,Early/Late 2013,Late 2014,Mid 2015), Mac Mini(Mid 2011,Late 2012) MAC RAM at Amazon.com
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide