iMac 21 1/2 inch 4K 3.0Ghz Coffee Lake Intel Core i5 256GB 2019 MHK33LL/A Grade (C)
iMac (Retina 4K, 21.5-inch, 2019) - Technical Specifications Display Retina 4K display 21.5-inch (diagonal) Retina 4K display 4096-by-2304 resolution with support for one billion colors 500 nits brightness Wide color (P3) Processor 3.6GHz 3.6GHz quad‑core Intel Core i3 Configurable to 3.2GHz 6-core Intel Core i7, Turbo Boost up to 4.6GHz 3.0GHz 3.0GHz 6-core Intel Core i5 (Turbo Boost up to 4.1GHz) Configurable to 3.2GHz 6-core Intel Core i7, Turbo Boost up to 4.6GHz Memory 3.6GHz 8GB of 2400MHz DDR4 memory Configurable to 16GB or 32GB 3.0GHz 8GB of 2666MHz DDR4 memory Configurable to 16GB or 32GB Storage1 3.6GHz 256GB SSD Configurable to 1TB Fusion Drive 3.0GHz 256GB SSD Configurable to 1TB Fusion Drive Graphics 3.6GHz Radeon Pro 555X with 2GB of GDDR5 memory 3.0GHz Radeon Pro 560X with 4GB of GDDR5 memory Configurable to 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 millions of colors (21.5-inch) or 1 billion colors (21.5-inch 4K) 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 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 Input Magic Keyboard Magic Mouse 2 Configurable with Magic Keyboard with Numeric Keypad Configurable with Magic Trackpad 2 Wireless Wi-Fi 802.11ac Wi-Fi wireless networking IEEE 802.11a/b/g/n compatible Bluetooth Bluetooth 4.2 wireless technology Size and Weight Height: 17.7 inches (45.0 cm) Width: 20.8 inches (52.8 cm) Stand depth: 6.9 inches (17.5 cm) Weight: 12.1 pounds (5.48 kg)2 Electrical and Operating Requirements Line voltage: 100–240V AC Frequency: 50Hz to 60Hz, single phase Operating temperature: 50° to 95° F (10° to 35° C) Relative humidity: 5% to 90% noncondensing Operating altitude: tested up to 16,400 feet (5000 meters) Included in Package *Included in Box OEM or Generic Compatible Keyboard, Mouse and AC Cable **Software/Apps Preinstalled: Most current MacOSx available for year model All Apple preinstalled Apps included with OSx version