21.5-inch iMac with Retina 4K display

21.5-inch iMac with Retina 4K display

• 21.5-inch (viewable) 16:9 widescreen LED-backlit Retina 4K display; 4096 by 2304 pixels;

ambient light sensor

• 3.1 GHz quad-core Intel Core i5 with 4MB L3 cache (Turbo Boost up to 3.6GHz)

• 8GB of 1867MHz LPDDR3 onboard memory

• 1TB 5400-rpm hard drive

• Intel Iris Pro Graphics 6200

• FaceTime HD camera*

• Two Thunderbolt 2 ports; support for high-speed 1/0 and Mini DisplayPort devices

• SDXC card slot and four USB 3 ports

• 10/100/1000BASE-T Ethernet

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