![Amazon.com: Apple iMac Retina 4K 21.5in All-in-One Computer Intel i5-5675R QuadCore 3.1GHz 8GB 1TB - 2015 - MK452LL/A (Renewed) : Electronics Amazon.com: Apple iMac Retina 4K 21.5in All-in-One Computer Intel i5-5675R QuadCore 3.1GHz 8GB 1TB - 2015 - MK452LL/A (Renewed) : Electronics](https://m.media-amazon.com/images/I/41-yNUof08L.jpg)
Amazon.com: Apple iMac Retina 4K 21.5in All-in-One Computer Intel i5-5675R QuadCore 3.1GHz 8GB 1TB - 2015 - MK452LL/A (Renewed) : Electronics
![Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics](https://m.media-amazon.com/images/I/519PTNpJ78L.jpg)
Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics
![2015 iMac Reviews: 'Best All-in-One' Desktop, But Lacks USB-C and Fusion Drive Isn't Standard - MacRumors 2015 iMac Reviews: 'Best All-in-One' Desktop, But Lacks USB-C and Fusion Drive Isn't Standard - MacRumors](https://images.macrumors.com/t/sjHpKdFUPjebQrdoL5m4qe7Z2-8=/1600x/article-new/2015/10/iMac-4K-5K-2015.jpg)
2015 iMac Reviews: 'Best All-in-One' Desktop, But Lacks USB-C and Fusion Drive Isn't Standard - MacRumors
![Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET](https://www.cnet.com/a/img/resize/a9fbc11dd4fee38b78a00a2a4da080648f69f01e/hub/2015/10/09/fc93f94d-b1b0-4cfb-848d-422521b4b4dd/apple-imac-with-4k-retina-display-21-5-inch-2015-24.jpg?auto=webp&width=1200)
Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET
![Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET](https://www.cnet.com/a/img/resize/12ec4a642a78c88eb17dda98c86781a0a70a632f/hub/2015/10/09/54f1edc6-361b-4d74-be8f-b80c9272e8f2/apple-imac-with-4k-retina-display-21-5-inch-2015-22.jpg?auto=webp&fit=crop&height=675&width=1200)
Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET
![Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics](https://m.media-amazon.com/images/I/61Kimc4ZXPL.jpg)
Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics
![Apple Late 2015 iMac Retina 4K with 3.3GHz Intel Core i7 (21-inch, 8GB RAM, 1TB HDD) - Silver (Renewed) Apple Late 2015 iMac Retina 4K with 3.3GHz Intel Core i7 (21-inch, 8GB RAM, 1TB HDD) - Silver (Renewed)](https://m.media-amazon.com/images/I/51tYKQvij1L._AC_.jpg)