![APPLE IMAC 21.5" CORE I5 2.5GHZ MID-2011 4GB 250 SSD SMART DVD MAC OS SIERRA (Refurbished) : Amazon.co.uk: Computers & Accessories APPLE IMAC 21.5" CORE I5 2.5GHZ MID-2011 4GB 250 SSD SMART DVD MAC OS SIERRA (Refurbished) : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/419sCWtVv1S.jpg)
APPLE IMAC 21.5" CORE I5 2.5GHZ MID-2011 4GB 250 SSD SMART DVD MAC OS SIERRA (Refurbished) : Amazon.co.uk: Computers & Accessories
![中古】iMac 21.5-inch Mid 2011 MC812J/A Core_i5 2.7GHz 4GB HDD1TB 〔OS無し〕 [2133029878690] - リコレ!|ソフマップの中古通販サイト 中古】iMac 21.5-inch Mid 2011 MC812J/A Core_i5 2.7GHz 4GB HDD1TB 〔OS無し〕 [2133029878690] - リコレ!|ソフマップの中古通販サイト](https://image.sofmap.com/images/product/other/2133029878690_5.jpg)
中古】iMac 21.5-inch Mid 2011 MC812J/A Core_i5 2.7GHz 4GB HDD1TB 〔OS無し〕 [2133029878690] - リコレ!|ソフマップの中古通販サイト
![Apple iMac 21.5" All-in-One Desktop Computer i5-2500s 2.7GHz 8GB Ram 1TB Mac OS High Sierra MC812LL/A w/ Keyboard & Mouse Apple iMac 21.5" All-in-One Desktop Computer i5-2500s 2.7GHz 8GB Ram 1TB Mac OS High Sierra MC812LL/A w/ Keyboard & Mouse](https://cdn11.bigcommerce.com/s-w5trgcbv/images/stencil/1280x1280/products/7638/59688/imac%2021.5%202__11875.1644957179.jpg?c=2?imbypass=on)
Apple iMac 21.5" All-in-One Desktop Computer i5-2500s 2.7GHz 8GB Ram 1TB Mac OS High Sierra MC812LL/A w/ Keyboard & Mouse
![Hey folks! I am looking for advice on potentially updating my trusty 2011 iMac in order to run a newer OS on it (ideally Monterey) and would love pointers on which components Hey folks! I am looking for advice on potentially updating my trusty 2011 iMac in order to run a newer OS on it (ideally Monterey) and would love pointers on which components](https://i.redd.it/05al1cle574a1.jpg)
Hey folks! I am looking for advice on potentially updating my trusty 2011 iMac in order to run a newer OS on it (ideally Monterey) and would love pointers on which components
![iMac "Core i5" 2.7 21.5" (Mid-2011) Specs (Mid-2011, MC812LL/A, iMac12,1, A1311, 2428): EveryMac.com iMac "Core i5" 2.7 21.5" (Mid-2011) Specs (Mid-2011, MC812LL/A, iMac12,1, A1311, 2428): EveryMac.com](https://everymac.com/images/cpu_pictures/apple-imac-mid-2010-21.jpg)
iMac "Core i5" 2.7 21.5" (Mid-2011) Specs (Mid-2011, MC812LL/A, iMac12,1, A1311, 2428): EveryMac.com
![Apple iMac 21.5-inch Desktop (Intel Core Quad-Core i5 2.7 GHz, 8GB RAM, 1 TB HDD, AMD Radeon HD 6770M with 512MB graphics) - 2011 (Renewed) : Amazon.co.uk: Computers & Accessories Apple iMac 21.5-inch Desktop (Intel Core Quad-Core i5 2.7 GHz, 8GB RAM, 1 TB HDD, AMD Radeon HD 6770M with 512MB graphics) - 2011 (Renewed) : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61Na1sYH-nL._AC_UF1000,1000_QL80_.jpg)
Apple iMac 21.5-inch Desktop (Intel Core Quad-Core i5 2.7 GHz, 8GB RAM, 1 TB HDD, AMD Radeon HD 6770M with 512MB graphics) - 2011 (Renewed) : Amazon.co.uk: Computers & Accessories
![Apple iMac 27 inches (Mid 2011) - Core i5 2.7GHz, 4GB RAM, 1TB HDD (Renewed) : Amazon.co.uk: Computers & Accessories Apple iMac 27 inches (Mid 2011) - Core i5 2.7GHz, 4GB RAM, 1TB HDD (Renewed) : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/71QM3OFR0tL.jpg)
Apple iMac 27 inches (Mid 2011) - Core i5 2.7GHz, 4GB RAM, 1TB HDD (Renewed) : Amazon.co.uk: Computers & Accessories
![Restored Apple iMac 27" All In One Computer Intel Quad Core i5 2.7GHz 4GB 1TB - MC813LL/A (Refurbished) - Walmart.com Restored Apple iMac 27" All In One Computer Intel Quad Core i5 2.7GHz 4GB 1TB - MC813LL/A (Refurbished) - Walmart.com](https://i5.walmartimages.com/asr/7054f130-0d93-4785-9a85-7abb798e007d_1.2249f8b99db2ceecc53806caf944c5af.jpeg)