Apple 21.5-inch iMac with Retina 4K display review: All about the ultra-high definition

A new iMac range is here to woo you into staying with the desktop in 2015 rather than going mobile.

With new processors, new displays, and new graphics options there is plenty to be tempted by. We’ve been using the new 21.5-inch model with 4K display to find out whether sitting at your desk – now in ultra-high definition – really is still a viable option.

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https://www.pocket-lint.com/laptops/reviews/apple/135779-apple-21-5-inch-imac-with-retina-4k-display-review-all-about-the-ultra-high-definition