iMac has always been about having a huge, immersive place to see and create amazing things. The iMac with Retina 5K display has much more pixels than the standard iMac display. So you experience unbelievable detail. On an unbelievable scale. iMac with Retina 5K display doesn't stop with an amazing screen. With high performance processor, graphics and advanced technologies, there's a very powerful Mac behind all those pixels.