The 27-inch iMac with Retina 5K display is a Mac through and through — with powerful technologies, incredible performance, the world’s most advanced desktop operating system, and amazing built-in apps. And with a remarkable 5120 x 2880 resolution, you’ll experience everything on your display like never before. *** 14.7 million pixels. One breathtaking result. Whether your iMac is in your studio, living room, or kitchen, the display is the focal point. A window into your life. That’s why we work so hard to make that experience amazing. With text that’s as delightful to read on the screen as it is on the page. Photos that reveal details you never knew you were missing. And video that feels even more lifelike than real life. *** The latest AMD graphics. The new iMac with Retina 5K display features the latest AMD high-performance graphics with up to 3.5 teraflops of graphics compute power. So whether you’re watching a movie or making one, playing a game or designing one, the power behind all those pixels delivers smooth animation, speed, and responsiveness for the best visual experience possible. *** Thunderbolt 2. Thunderbolt I/O technology offers extraordinary transfer speeds and incredibly versatile expansion capabilities. The new iMac with Retina 5K display comes with Thunderbolt 2 — delivering twice the throughput to provide up to 20 Gbps of bandwidth to each port. Connect high-performance peripherals such as external drives, cameras, and audio and video devices for the fastest data transfer yet. *** iMac supports ultrafast 802.11ac Wi-Fi. When it’s connected to an 802.11ac base station, you’ll experience up to 3x faster wireless performance.2 Your Wi-Fi range improves as well.