iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
Differences Between Late 2012 and Late 2013 Aluminum iMac: EveryMac.com
Apple iMac 27" - Late 2013 Reviews, Pros and Cons | TechSpot
iMac 21.5-inch Late 2013 – Full Tech Specs, Release Date, and Price
Pre-Owned Apple iMac 21.5-inch Desktop "Core i5" 2.9 (Late 2013) 8GB Memory 1TB HDD ME087LL/A - Best Buy
m.media-amazon.com/images/I/71Ka4bpBOyL._AC_UF894,...
New CPUs, faster Wi-Fi, same flaws: Apple's 2013 iMac reviewed | Ars Technica
Configure your own 21.5-inch Apple iMac (2013) at OWC
A-Tech 16GB Kit (2x8GB) RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
Apple iMac (27-inch, September 2013) review: New processors and faster Wi-Fi for Apple's slim desktop - CNET
Late 2013 27-inch iMac: Unboxing and Specs (HD) - YouTube
21.5-inch iMac (Late 2013) Review: Iris Pro Driving an Accurate Display
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
How To: Apple Mac Pro RAM Upgrade! (Late 2013) - YouTube
Apple 21-inch iMac, late 2013 review | TechRadar
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
/cdn.vox-cdn.com/uploads/chorus_asset/file/13062933/IB3C0203-1024.1419980189.jpg "Apple Mac Pro review (2013) - The Verge")
Apple Mac Pro review (2013) - The Verge
Install memory in an iMac - Apple Support
iMac | 3.1 GHz Intel i7 | 21.5 Inch | Late 2013 - Techable.com
Install memory in an iMac - Apple Support
A pro with serious workstation needs reviews Apple's 2013 Mac Pro | Ars Technica
iMac (27-inch, Late 2013) - Technical Specifications
Late 2013 27-inch iMac: Unboxing and Specs (HD) - YouTube
