Description
This iMac offers a 21.5-inch (diagonal) LED-backlit display and a 1920 x 1080 resolution compatible with millions of colors. The iMac computer has a built-in 8GB DDR4 memory at 2.133MHz, with the macOS operating system making it one of the most advanced and fastest desktops.
 
Key Features
2.3GHz dual-core 7th-generation Intel Core i5, Turbo Boost up to 3.6GHz
16GB of 2133MHz DDR4 onboard memory
1TB Serial ATA Drive @ 5400 rpm1
Intel Iris Plus Graphics 
2.3GHz dual-core 7th-generation Intel Core i5, Turbo Boost up to 3.6GHz
16GB of 2133MHz DDR4 onboard memory
1TB Serial ATA Drive @ 5400 rpm1
Intel Iris Plus Graphics 640
FaceTime HD camera
Stereo speakers
Microphone
3.5 mm headphone jack