Model NameiMac (Retina 4K, 21.5-inch, 2019)
Display FeaturesRetina 4K display
Display21.5-inch (diagonal) Retina 4K display
4096‑by‑2304 resolution with support for one billion colors
500 nits brightness
Wide color (P3)
4096‑by‑2304 resolution with support for one billion colors
500 nits brightness
Wide color (P3)
PROCESSOR & GRAPHIC OPTIONS
#13.6GHz quad‑core Intel Core i3
#23.2GHz 6-core Intel Core i7, Turbo Boost up to 4.6GHz
#33.0GHz 6-core Intel Core i5, Turbo Boost up to 4.1GHz
Memory8GB RAM / 16GB RAM / 32GB RAM
Storage256GB SSD / 512GB SSD / 1TB Fusion Drive
GRAPHIC CARD OPTIONS
#1Radeon Pro 555X with 2GB of GDDR5 memory
#2Radeon Pro 560X with 4GB of GDDR5 memory
#3Radeon Pro Vega 20 with 4GB of HBM2 memory
Video Support and CameraFaceTime 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)
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)
AudioStereo speakers
Microphone
3.5 mm headphone jack (Support for Apple iPhone headset with microphone)
Microphone
3.5 mm headphone jack (Support for Apple iPhone headset with microphone)
Connections and Expansion3.5 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
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-Fi802.11ac Wi-Fi wireless networking
IEEE 802.11a/b/g/n compatible
IEEE 802.11a/b/g/n compatible
BluetoothBluetooth 4.2 wireless technology
SizeHeight 17.7 inches (45 cm)
Width 20.8 inches (52.8 cm)
Stand depth 6.9 inches (17.5 cm)
Width 20.8 inches (52.8 cm)
Stand depth 6.9 inches (17.5 cm)
Weight12.1 pounds (5.48 kg)
Operating SystemmacOS
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