![Apple iMac 21.5" All-in-One Desktop Computer i3 3.07GHz 4GB Ram 500GB HDD Mac OS High Sierra MC508LL/A w/ Keyboard & Mouse Apple iMac 21.5" All-in-One Desktop Computer i3 3.07GHz 4GB Ram 500GB HDD Mac OS High Sierra MC508LL/A w/ Keyboard & Mouse](https://cdn11.bigcommerce.com/s-w5trgcbv/images/stencil/1280x1280/products/7639/59704/IM-27-SL-2__21753.1644957179.jpg?c=2)
Apple iMac 21.5" All-in-One Desktop Computer i3 3.07GHz 4GB Ram 500GB HDD Mac OS High Sierra MC508LL/A w/ Keyboard & Mouse
![How to Install RAM in an iMac. Extra memory, or Random Access Memory (RAM) can be inserted or installed into the memory slots of… | Imac, Repair videos, Ram upgrade How to Install RAM in an iMac. Extra memory, or Random Access Memory (RAM) can be inserted or installed into the memory slots of… | Imac, Repair videos, Ram upgrade](https://i.pinimg.com/originals/57/44/d0/5744d0f367cdf41ce65e33f6a799d8f5.png)
How to Install RAM in an iMac. Extra memory, or Random Access Memory (RAM) can be inserted or installed into the memory slots of… | Imac, Repair videos, Ram upgrade
![OWC 16.0GB (4 x 4GB) 1333MHz 204-Pin DDR3 SO-DIMM PC3-10600 CL9 Memory Compatible with iMac (OWC1333DDR3S16S) at Amazon.com OWC 16.0GB (4 x 4GB) 1333MHz 204-Pin DDR3 SO-DIMM PC3-10600 CL9 Memory Compatible with iMac (OWC1333DDR3S16S) at Amazon.com](https://m.media-amazon.com/images/I/51r5pB2v0qS._AC_.jpg)
OWC 16.0GB (4 x 4GB) 1333MHz 204-Pin DDR3 SO-DIMM PC3-10600 CL9 Memory Compatible with iMac (OWC1333DDR3S16S) at Amazon.com
![iMac Mid 2010 (21.5-inch and 27-inch) RAM Upgrade Dallas – Apple Mac Computer Repair Dallas , Laptop ,Desktop ,iMac ,MacBook iPhone iPad Data Recovery ,Virus iMac Mid 2010 (21.5-inch and 27-inch) RAM Upgrade Dallas – Apple Mac Computer Repair Dallas , Laptop ,Desktop ,iMac ,MacBook iPhone iPad Data Recovery ,Virus](https://macrepairservicedallas.files.wordpress.com/2018/03/mac-repair-service-dallas-imac-mid-20111.jpg)