iMac (27-inch, Retina 5K, 3.0 GHz, 2019) (2019)
Apple announced this 27-inch iMac on March 19, 2019. Online orders opened that day, with Apple Store sales announced the following week; this does not establish an individual delivery. This entry separates the 3.0 GHz configuration with Radeon Pro 570X · 4 GB GDDR5 from the other simultaneous versions.

Resized, no crop or retouching.
Original labelled schematic, not a photograph or scale drawing.
Specs
| Announcement | 2019-03-19 |
| CPU | Intel Core i5 (6-core) · 3.0 GHz |
| Display | 27″ · 5120 × 2880 · one billion colors · P3 · 500 nits |
| Standard and maximum RAM | 8 GB DDR4 · 2666 MHz · 32 GB (official maximum) |
| Disk | 1 TB Fusion Drive |
| Graphics | Radeon Pro 570X · 4 GB GDDR5 |
| Camera and audio | FaceTime HD · one microphone |
| Ports | 4 USB-A · 2 Thunderbolt 3 (USB-C) · SDXC |
| Wired network | Gigabit Ethernet 10/100/1000 |
| Wireless | 802.11ac Wi-Fi · Bluetooth 4.2 |
| Included input devices | Magic Keyboard · Magic Mouse 2 |
| Launch system | macOS Mojave |
History and documentation
Apple announced this 27-inch iMac on March 19, 2019. Online orders opened that day, with Apple Store sales announced the following week; this does not establish an individual delivery. This entry separates the 3.0 GHz configuration with Radeon Pro 570X · 4 GB GDDR5 from the other simultaneous versions.
Design and specifications
This standard configuration has a 3.0 GHz Intel Core i5 (6-core), 8 GB of 2666 MHz DDR4 and 1 TB Fusion Drive. Graphics are Radeon Pro 570X · 4 GB GDDR5. Apple lists a 32 GB memory maximum, not standard installed RAM. The storage described is standard for this configuration, not an order option.
Use and context
Includes FaceTime HD, 802.11ac Wi-Fi, Bluetooth 4.2, Gigabit Ethernet, stereo speakers and a microphone. It has four USB-A ports, two Thunderbolt 3 ports with USB-C connectors, SDXC and a 3.5 mm headphone jack. Thunderbolt 3 provides DisplayPort output; HDMI, DVI and VGA need separately sold adapters.
Notes and image
The Retina display offers 5120 × 2880 · one billion colors · P3 · 500 nits. The box includes Magic Keyboard and Magic Mouse 2; the numeric keyboard and Magic Trackpad 2 are options. It launched with macOS Mojave: the announcement describes Dark Mode, Stacks for organizing files and group FaceTime. Later Support references to Catalina or Big Sur are not launch facts.
Sources
- Apple · 2019-03-19
- Apple · 2019
- Apple · 2019-04-01
- dimensionapple.com · Original schematic illustration
- imac-retina-5k-27-2017
- imac-retina-5k-27-2017 ⇄ iMac (27-inch, Retina 5K, 3.0 GHz, 2019)