Refurbished: Apple iMac Mid 2011 21.5" A1311 Sierra i5 2.5GHz 8GB DDR3 500GB ATI 6750 - Newegg.com
iMac RAM Upgrades Up to 128GB - OWC
Install memory in an iMac - Apple Support
iMac 21.5inch mid 2011 (upgraded), Computers & Tech, Desktops on Carousell
Apple iMac Upgrades
iMac 21.5-Inch "Core i5" 2.5 (Mid-2011) Specs (Mid-2011, MC309LL/A, iMac12,1, A1311, 2428): EveryMac.com
Apple iMac 21.5" desktop computer All-in-one A1311 Mid 2011 i5 2.5GHZ – Narmi-tech
Identify your iMac model - Apple Support
UPGRADED Apple iMac (21.5-Inch Mid 2011) 2.5GHz Intel Core i5, 500GB HD 16GB RAM | eBay
HOW TO: Upgrade The RAM to 32GB on a Mid-2011 21.5inch iMac - YouTube
Apple iMac 21.5-inch Mid-2011 2.5GHz Intel Core i5 (MC309LL/A) – UNICOM, Inc.
Memory Upgrades for Apple iMac 2011 Up to 32GB
Upgrade Mid 2011 iMac 21.5 beyond High Sierra? | MacRumors Forums
Internal SSD DIY Kit for Apple 21.5-Inch iMac 2011
iMac Intel 21.5" EMC 2428 (Mid 2011) Memory Maxxer RAM Upgrade Kit - iFixit Store
iMac 21.5" 2.7GHz (Mid 2011) | mac of all trades
Apple - iMac (21.5-inch, Mid 2011) i5, 8GB, 256GBSSD, High Sierra- Ref – Ordinateur St Joseph
iMac | 2.7 GHz Intel i5 | 21.5 Inch | Mid 2011 - Techable.com
Amazon.com: OWC SSD Upgrade Bundle for 2011 iMacs, OWC Mercury Electra 120GB 6G SSD, AdaptaDrive 2.5" to 3.5" Drive Converter Bracket, in-line Digital Thermal Sensor Cable, Installation Tools, (OWCKITIM11HE120) : Electronics
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
iMac (21.5-inch, Mid 2011) - Technical Specifications
Amazon.com: Apple iMac ME086LL/A 21.5-Inch Desktop 8GB RAM, 128GB Storage (Renewed) : Electronics
2011 iMac Graphics Card Upgrade | MacRumors Forums
New 2011 Apple iMac Unboxing and Startup: 21.5" Model - YouTube
iMac (21.5-inch, 2.8GHz Intel Core i7, Mid 2011) | iGotOffer
How to Upgrade/Replace GPU Graphics Card on Mid-2011 21.5" iMac - YouTube
Apple iMac A1311 21.5" Desktop MC309LL/A (May, 2011) for sale online | eBay
