|The iMac “Core i5″ 3.1 27-Inch Aluminum Retina 5K 2019 features a 3.1 GHz Intel Core i5 processor with six independent processor cores on a single chip, a shared 9 MB level 3 cache, 8 GB of easy to upgrade 2666 MHz DDR4 SDRAM, a 1 TB Fusion Drive, and a Radeon Pro 575X graphics processor with 4 GB of dedicated GDDR5 video memory. It also has a built-in FaceTime HD webcam and stereo speakers.
This model has a 27” 5120×2880 LED-backlit 16:9 widescreen “Retina 5K” display. The rear of the case is aluminum and is thicker in the middle and tapers to a razor thin 5 mm at the edges.
Ports include four USB 3.0 ports, dual Thunderbolt 3 (USB-C) ports, Gigabit Ethernet, 802.11ac Wi-Fi, and Bluetooth 4.2.