| OVERVIEW | |
| Introduced | March 2019 |
| Model Identifier | iMac19,2 |
| Model Number | A2116 |
| EMC | 3195 |
| Order Number | MRT32LL/A, MHK23LL/A (3.6 GHz) MRT42LL/A, MHK33LL/A (3.0 GHz) |
| Support | NiwTech |
| Colors | Silver |
| Weight and Dimensions | 12.3 lbs., 17.7" H x 20.8" W x 6.9" D |
| PROCESSOR | |
| Processor | Intel Core i3 (8100), Core i5 (8500), or Core i7 (8700) ("Coffee Lake") |
| Processor Speed | 3.6, 3.0, or 3.2 GHz |
| Maximum Processor Speed | Up to 4.1 or 4.6 GHz |
| Architecture | 64-bit |
| Number of Cores | 6 or 8 |
| Security Chip | No |
| Cache | 6 MB (3.6 GHz) 9 MB (3.0 GHz) 12 MB (3.2 GHz) L3 |
| System Bus | Intel Direct Media Interface (DMI) at 8 GT/s |
| Logic board Repair | NiwTech |
| STORAGE AND MEDIA | |
| Storage | 1 TB (5400-rpm SATA), 1 TB Fusion Drive, or 256, 512 GB, or 1 TB flash storage |
| Storage Upgrade | NiwTech |
| Data Recovery | NiwTech |
| Media | None |
| PERIPHERALS | |
| Peripherals | Magic Keyboard or Magic Keyboard with Numeric Keypad, Magic Mouse 2 or Magic Trackpad 2 |
| Peripherals Repairs | NiwTech |
| SOFTWARE | |
| Original OS | macOS 10.14.4 (18E2034) |
| Maximum OS | Latest release of macOS |
| OS install | NiwTech |
| OS Upgrade | NiwTech |
| OS Downgrade | NiwTech |
| OS Support | NiwTech |
| AirDrop | Supported |
| Handoff | Supported |
| Power Nap | |
| Unlock with Apple Watch | Supported with macOS Sierra (Apple Watch (1st generation), Apple Watch Series 1, and Apple Watch Series 2) or macOS High Sierra or later (Apple Watch Series 3 or later) |
| FIRMWARE | |
| Firmware | Intel Extensible Firmware Interface (EFI) |
| MEMORY | |
| Built-in Memory | 8, 16, or 32 GB PC4-19200 (2400 MHz) (Core i3) or PC4-21300 (2666 MHz) (Core i5/i7) DDR4 |
| Maximum Memory | 64 GB (Actual) 32 GB (Apple) |
| Memory Slots | 2 - 260-pin PC4-19200 (Core i3) PC4-21300 (2666 MHz) (Core i5/i7) DDR4 SO-DIMM (Non user-accessible) |
| Memory Upgrade | NiwTech |
| Memory Upgrade Instructions | How to remove or install memory |
| DISPLAY | |
| Built-in Display | 21.5-inch (diagonal) Retina 4K display with IPS technology |
| Display Glass | Standard |
| Brightness | 500 cd/m2 |
| Pixel Density | 219 ppi |
| Color Gamut | Wide color gamut (P3) |
| Resolutions | 4096 by 2304 pixels |
| Display Replacement | NiwTech |
| GRAPHICS | |
| Graphics Card | AMD Radeon Pro 555X, Radeon Pro 560X, or Radeon Pro Vega 20 |
| Graphics Card Replacement | NiwTech |
| Graphics Memory | 2 GB (Radeon Pro 555X) 4 GB (Radeon Pro 560X, Radeon Pro Vega 20) GDDR5 |
| Display Connection | Thunderbolt digital video output |
| Display Modes | Dual display extended, video mirroring, and AirPlay Mirroring |
| External Resolution | Dual display extended, video mirroring, and AirPlay Mirroring |
| CAMERA | |
| Camera | Built-in FaceTime HD |
| CONNECTIONS | |
| Wi-Fi | 802.11ac |
| Bluetooth | Bluetooth 5.0 |
| Ethernet | 10/100/1000BASE-T (RJ-45) |
| Modem | None |
| USB | 4 - up to 5 Gbps |
| FireWire | None |
| Thunderbolt | 2 - Thunderbolt 3 (up to 40 Gbps) |
| Display | Thunderbolt digital video output |
| Audio In | Microphone |
| Audio Out | 1 - 3.5-mm output jack, Built-in speakers |
| Security Slot | 1 - Kensington cable lock |
| EXPANSION | |
| Slots | 1 - Secure Digital (SDXC) |
| Bays | None |
| Hard Drive Interface | 1 - 6.0 Gbps Serial ATA (SATA), 1 - 8.0 GT/s NVMe PCIe x4 |
| SENSORS | |
| Liquid Sensor | Non |
| POWER | |
| Line Voltage | 100-240V AC |
| Power Supply Replacement | NiwTech |
| ENVIRONMENTAL | |
| Power Consumption | 47 W (Idle) 166 W (CPU Max) |
| ENERGY STAR | Meets ENERGY STAR requirements |
| EPEAT | Gold |
| NiwTech | www.niwtech.com |
