- Model Name
- iMac (Retina 4K, 21.5-inch, 2019)
- Display Features
- Retina 4K display
- Display
- 21.5-inch (diagonal) Retina 4K display | 4096‑by‑2304 resolution with support for one billion colors | 500 nits brightness | Wide color (P3)
- Memory
- 8GB RAM / 16GB RAM / 32GB RAM
- Storage
- 256GB SSD / 512GB SSD / 1TB Fusion Drive
- #1
- Radeon Pro 555X with 2GB of GDDR5 memory
- #2
- Radeon Pro 560X with 4GB of GDDR5 memory
- #3
- Radeon Pro Vega 20 with 4GB of HBM2 memory
- Video Support and Camera
- FaceTime HD camera | Simultaneously supports full native resolution on the built-in display at 1 billion colors and; One 5120‑by‑2880 (5K) external display at 60Hz with support for 1 billion colors, or Two 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or Two 4096‑by‑2304 (4K) external displays at 60Hz with support for millions of colors | Thunderbolt 3 digital video output | Native DisplayPort output over USB‑C | Thunderbolt 2, HDMI, DVI, and VGA output supported using adapters (sold separately)
- Audio
- Stereo speakers | Microphone | 3.5 mm headphone jack (Support for Apple iPhone headset with microphone)
- Connections and Expansion
- 3.5 mm headphone jack | SDXC card slot | Four USB-A ports | Two Thunderbolt 3 (USB-C) ports with support for; DisplayPort, Thunderbolt (up to 40Gb/s), USB 3.1 Gen 2 (up to 10Gb/s), Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately) | 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) | Kensington lock slot
- Wi-Fi
- 802.11ac Wi-Fi wireless networking | IEEE 802.11a/b/g/n compatible
- Bluetooth
- Bluetooth 4.2 wireless technology
- Size
- Height 17.7 inches (45 cm) | Width 20.8 inches (52.8 cm) | Stand depth 6.9 inches (17.5 cm)
- Weight
- 12.1 pounds (5.48 kg)
- Operating System
- macOS