iMac (21.5-inch, Mid 2011) - Technical Specifications
iMac (21.5-inch, 2017) - Technical Specifications
By the numbers: Apple's new iMac vs. the Windows 8 all-in-one competition - The Verge
Identify your iMac model - Apple Support
Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET
iMac "Core i5" 1.4 21.5" (Mid-2014) Specs (Mid-2014, MF883LL/A, iMac14,4, A1418, 2805): EveryMac.com
New 21.5-inch iMac now available through Apple's online store, 27-inch models ship in 2-3 weeks - 9to5Mac
iMac "Core i5" 2.5 21.5" (Mid-2011) Specs (Mid-2011, MC309LL/A, iMac12,1, A1311, 2428): EveryMac.com
Review: 21.5-inch 2012 iMac takes two steps forward, one step back | Ars Technica
Apple iMac 2019: Specs, Price, Release Date | WIRED
iMac-Modell bestimmen - Apple Support (DE)
Review: The 2019 21.5-inch iMac 4K is iterative, not transformative | AppleInsider
Identify your iMac model - Apple Support
iMac | 2.9 GHz Intel i5 | 21.5 Inch | Late 2013 - Techable.com
Apple - iMac - Technical Specifications
Size of bezel on 21.5 imac | MacRumors Forums
Apple iMac (21.5-inch, Late 2015) review | TechRadar
iMac 21.5 Inch Core i5 1TB 8GB RAM MNEA02 – Ballytech Electronics
Apple iMac 21.5-Inch (2019) Review | PCMag
iMac | 3.1 GHz Intel i7 | 21.5 Inch | Late 2012 - Techable.com
iMac | 3.3 GHz Intel i3 | 21.5 Inch | Early 2013 - Techable.com
Apple 21.5" iMac (Late 2015) MK142LL/A B&H Photo Video
