Apple iMac (24-inch, M3, 2023)
The M3 refresh of Apple's thin, seven-colour 24-inch iMac: same 4.5K Retina design as the M1 model with the Apple M3 chip, up to 24 GB of unified memory, Wi-Fi 6E and Bluetooth 5.3. Sold as a two-port model (8-core GPU) and a four-port model (10-core GPU, Ethernet in the power adapter); memory and storage are fixed at purchase.
Memory
- Standard
- 8 GB unified memory
- Configurable to
- 16 GB or 24 GB unified memory (both models)
- Bandwidth
- 100 GB/s
- Type
- Unified memory in the M3 package; LPDDR5-6400 (Wikipedia, Apple M3)
- Slots
- None; memory is soldered and not upgradeable (Wikipedia)
Storage
- Two-port model
- 256 GB SSD; configurable to 512 GB or 1 TB
- Four-port model
- 256 GB or 512 GB SSD; configurable to 512 GB, 1 TB or 2 TB
- Drive bays / M.2
- None; storage is soldered and not upgradeable (Wikipedia)
Graphics
- GPU
- Apple M3 integrated GPU: 8-core (two-port model) or 10-core (four-port model); hardware-accelerated ray tracing and mesh shading
- Media engine
- Hardware-accelerated H.264, HEVC, ProRes and ProRes RAW; video decode and encode engines; ProRes encode/decode engine; AV1 decode
- Built-in display
- Full native resolution at 1 billion colours, simultaneously with one external display
- External displays
- One, up to 6K at 60 Hz, over Thunderbolt / USB 4
- Video output
- Thunderbolt 3 digital video and native DisplayPort over USB-C; VGA, HDMI, DVI and Thunderbolt 2 via adapters (sold separately)
- Video playback
- HEVC, H.264, AV1, ProRes; HDR with Dolby Vision, HDR10 and HLG
Expansion
- Internal slots
- None
- External
- Two Thunderbolt / USB 4 ports (up to 40 Gb/s) for docks, storage and one display
Networking
- Wi-Fi
- Wi-Fi 6E (802.11ax)
- Bluetooth
- Bluetooth 5.3
- Thread
- Thread radio included, not announced by Apple (Wikipedia)
- Ethernet
- Gigabit Ethernet (RJ-45) built into the power adapter: standard on the four-port model, a configure-to-order option on the two-port model
Power
- Power supply
- External 143 W power adapter; power cable passes through the hole in the stand to the power connector on the back
- Input
- 100–240 V AC, 50–60 Hz, single phase
- Measured draw (Apple)
- Two-port, 8-core GPU / 8 GB / 256 GB: 40 W idle, 70 W CPU max (136 / 239 BTU/h). Four-port, 10-core GPU / 24 GB / 2 TB: 43 W idle, 85 W CPU max (147 / 290 BTU/h)
- ENERGY STAR test modes (115 V)
- Off 0.23 W, sleep 0.62 W, idle display-on 20.2 W; adapter no-load 0.10 W; adapter efficiency 91.5 % (Environmental Report)
- Efficiency
- ENERGY STAR certified; 58 % less energy than the ENERGY STAR requirement (Environmental Report)
Ports
- Thunderbolt / USB 4
- 2 × USB-C: Thunderbolt 3 (up to 40 Gb/s), USB 4 (up to 40 Gb/s), USB 3.1 Gen 2 (up to 10 Gb/s), DisplayPort; Thunderbolt 2, HDMI, DVI and VGA via adapters
- USB 3
- 2 × USB-C, up to 10 Gb/s (four-port model only)
- Audio
- 3.5 mm headphone jack on the left edge, with advanced support for high-impedance headphones
- Ethernet
- Gigabit Ethernet on the power adapter (four-port standard, two-port optional)
- Layout (rear)
- USB-C ports along the lower left of the back (on the four-port model the two USB 3 ports sit left of the two Thunderbolt ports), power connector behind the stand, power button at the lower right
- Input devices
- Two-port: Magic Keyboard and Magic Mouse (Touch ID keyboard optional). Four-port: Magic Keyboard with Touch ID and Magic Mouse. Numeric-keypad keyboard and Magic Trackpad configurable
Display
- Panel
- 24-inch 4.5K Retina display (actual diagonal 23.5 in)
- Resolution
- 4480 × 2520 at 218 ppi, 1 billion colours
- Brightness
- 500 nits
- Colour
- Wide colour (P3), True Tone
- Camera
- 1080p FaceTime HD camera with advanced image signal processor and computational video
- Speakers
- Six-speaker system with force-cancelling woofers; Spatial Audio with Dolby Atmos
- Microphones
- Studio-quality three-mic array with directional beamforming
Physical
- Dimensions
- Height 46.1 cm (18.1 in), width 54.7 cm (21.5 in), stand depth 14.7 cm (5.8 in), stand width 13 cm (5.1 in)
- Weight
- Two-port 4.43 kg (9.75 lb); four-port 4.48 kg (9.87 lb)
- Colours
- Two-port: silver, pink, blue, green. Four-port: also purple, orange, yellow
- Stand / mounting
- Tilting stand, no height adjustment; VESA mounting is a configure-at-purchase option (Wikipedia)
- Operating temperature
- 10–35 °C (50–95 °F)
- Relative humidity
- 5–90 % non-condensing
- Altitude
- Tested up to 5,000 m
- Acoustics
- Two-port: 1.7 B idle / 1.6 B wireless web, 6 dB at the operator position. Four-port: 1.7 B, 6 dB idle / 7 dB wireless web
- In the box
- iMac, Magic Keyboard (with Touch ID on four-port), Magic Mouse, 143 W power adapter, 2 m power cord, USB-C to Lightning cable
Management
- Model identifier
- Mac15,5 (four ports); Mac15,4 (two ports)
- Part numbers
- Four-port: MQRJ3, MQRK3, MQRL3, MQRM3, MQRN3, MQRP3, MQRQ3, MQRR3, MQRT3, MQRU3, MQRV3, MQRW3, MQRX3, MQRY3; two-port: MQR93, MQRA3, MQRC3, MQRD3 (xx/A)
Operating systems
- Shipped with
- macOS Sonoma (Apple Newsroom)
- Newest compatible
- macOS 27 Golden Gate (Apple)
Processors
- Apple M3 (8-core CPU)