The late 2015 Apple 21.5" iMac measures at just 5 mm at its edges, which is 40% less volume than the 2011 iMac. The 21.5" widescreen display features LED backlighting for vibrant, accurate color. With in-plane switching (IPS) technology, the iMac has a wide 178° viewing angle. The screen has a 16:9 aspect ratio and Full HD 1920 x 1080 native resolution, supported by integrated Intel Iris Pro Graphics 6200. The iMac houses a 5th-Gen Broadwell 2.8 GHz Intel Core i5 Quad-Core processor with 8GB LPDDR3 onboard RAM. For storage, the iMac has a 256GB SSD.