How to Upgrade RAM on MacBook Pro, iMac & More | AVG
How to Upgrade the RAM in Your iMac
Install memory in an iMac - Apple Support
Timetec Hynix IC 16GB KIT(2x8GB) Compatible for Apple DDR3 PC3-8500 1067MHz/1066MHz Upgrade for MacBook 13'' Mid 2010, MacBook Pro 13'' Mid 2010, iMac 27''Late 2009, Mac Mini Mid 2010(16GB KIT(2x8GB)) - Newegg.com
Install memory in an iMac - Apple Support
hardware - Can I add different size RAMs to iMac 5K? - Ask Different
Memory RAM Upgrade for Apple iMac 21.5-inch Mid 2010 4GB DDR3 SODIMM | eBay
How to Install RAM in an iMac. Extra memory, or Random Access Memory (RAM) can be inserted or installed into the memory slots of… | Imac, Repair videos, Ram upgrade
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac
Apple iMac 2010 Memory 4GB DDR3 1333MHz PC3-10600 204-Pin
How to upgrade RAM / Memory on a 2010 iMac Core i3 i5 i7 (21.5in & 27in) - YouTube