The iMac family now has even more pixels than before. The stunning display is available in a smaller form-factor with the 21.5-inch iMac with Retina 4K display. With powerful quad-core processors, 8GB of fast 1867MHz memory standard, faster flash storage, new Fusion Drive storage options, and breathtaking Retina displays, iMac is packed with technology as well as pixels.
With 9.4 million pixels (21.5-inch), the iMac with Retina display has 4.5 to 7 times the resolution of a standard HDTV.
The 21.5-inch iMac comes with a fifth generation 3.1GHz quad-core processor and is configurable to a 3.3GHz Core i7.