Upgrade RAM (8GB) on MacBook 13' Late 2009 and mid 2010 [Guide] - YouTube
Apple MacBook Pro MC118LL/A Laptop 2.53 GHz 256GB SSD 8GB RAM Mid 2009 - Laptops | Facebook Marketplace | Facebook
MacBook Pro 15" Unibody Mid 2009 - iFixit
MacBook (2006–2012) - Wikipedia
Timetec Timetec 8Gb Kit(2X4Gb) Compatible For Apple Ddr3 1067Mhz / 1066Mhz Pc3-8500 Cl7 For Mac Book, Mac Book Pro, Imac, Mac Mini (Late 2008, Early/ Mid/Late 2009, Mid 2010) Sodimm Memory Mac Ram
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
It's old as heck but still kicking! Mid 2009 MacBook Pro (MacBook Pro 5,5) I'm hoping to use opencore legacy patcher to install Monterey on it. : r/ macbookpro
8GB Memory Upgrade for Apple Mac Pro 2009-2012
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8GB kit (2x4GB) DDR3 1066 SODIMM for Apple iMac (2009), MacBook Pro (2 – Aplus Technology
Macbook late 2009 Memory upgrade from 2gb to 8gb of ram! Big Improvements! - YouTube
2009 Mac Pro (Dual 2.66GHz/ATI 4870/6GB RAM/640GB HD) Review and Info