![CMS 16GB (4X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I5 2.5 21.5-Inch (Mid-2011) - A28 at Amazon.com CMS 16GB (4X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I5 2.5 21.5-Inch (Mid-2011) - A28 at Amazon.com](https://m.media-amazon.com/images/I/71zgz0dAVbL._AC_UF894,1000_QL80_.jpg)
CMS 16GB (4X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I5 2.5 21.5-Inch (Mid-2011) - A28 at Amazon.com
![Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory® Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®](https://www.mrmemory.co.uk/images/model-lifestyle-high/apple-imac-2007-ram-01.jpg)
Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®
![21.5” mid-2011 iMac wires? Finally trying to upgrade my RAM and these wires are blocking the slot — did get an iMac with poor build quality? What can I do? : r/mac 21.5” mid-2011 iMac wires? Finally trying to upgrade my RAM and these wires are blocking the slot — did get an iMac with poor build quality? What can I do? : r/mac](https://i.redd.it/tnjyu0x834201.jpg)
21.5” mid-2011 iMac wires? Finally trying to upgrade my RAM and these wires are blocking the slot — did get an iMac with poor build quality? What can I do? : r/mac
![Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory® Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®](https://www.mrmemory.co.uk/images/groups-high/sodimm-ddr3-ram-1.jpg)
Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®
![Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory® Apple iMac 21.5-inch, Mid 2011 - 2.5GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®](https://www.mrmemory.co.uk/images/model-lifestyle-high/apple-imac-2007-ram-02.jpg)