Tech Spec Spec it right!

Apple iMac (24-inch, 2024)

The M4 refresh of Apple's thin, seven-colour 24-inch iMac: same 4.5K Retina all-in-one design with a new 12MP Center Stage camera, an optional nano-texture display, 16 GB of unified memory as standard, and Thunderbolt 4 throughout. Sold as a two-port model (8-core CPU/GPU) and a four-port model (10-core CPU/GPU, Ethernet in the power adapter); memory and storage are fixed at purchase.

Memory

Standard
16 GB unified memory (both models)
Configurable to
24 GB unified memory (two-port model); 24 GB or 32 GB unified memory (four-port model)
Bandwidth
120 GB/s
Type
Unified memory in the M4 package; LPDDR5X-7500 (Wikipedia, Apple M4)
Slots
None; memory is soldered and not upgradeable

Storage

Two-port model
256 GB SSD; configurable to 512 GB or 1 TB
Four-port model
256 GB SSD; configurable to 512 GB, 1 TB or 2 TB
Drive bays / M.2
None; storage is soldered and not upgradeable

Graphics

GPU
Apple M4 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 external displays
External displays
Two-port model: one external display up to 6K at 60 Hz. Four-port model: up to two external displays at up to 6K at 60 Hz, or one at up to 8K at 60 Hz
Video output
Thunderbolt 4 digital video output; native DisplayPort over USB-C
Video playback
HEVC, H.264, AV1, ProRes; HDR with Dolby Vision, HDR10+/HDR10 and HLG

Expansion

Internal slots
None
External
Two-port model: two Thunderbolt/USB 4 ports (up to 40 Gb/s). Four-port model: four Thunderbolt 4 ports (up to 40 Gb/s) for docks, storage and external displays

Networking

Wi-Fi
Wi-Fi 6E (802.11ax)
Bluetooth
Bluetooth 5.3
Ethernet
Gigabit Ethernet 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 CPU/GPU, 16 GB, 256 GB: 43 W idle, 100 W CPU max (147 / 341 BTU/h). Four-port, 10-core CPU/GPU, 32 GB, 2 TB: 46 W idle, 105 W CPU max (157 / 358 BTU/h)
Efficiency
ENERGY STAR certified

Ports

Two-port model
2 × USB-C, all Thunderbolt 4 (up to 40 Gb/s), USB 4 (up to 40 Gb/s), USB 3.1 Gen 2 (up to 10 Gb/s), DisplayPort
Four-port model
4 × USB-C, all Thunderbolt 4 (up to 40 Gb/s), USB 4 (up to 40 Gb/s), USB 3.1 Gen 2 (up to 10 Gb/s), DisplayPort
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 configurable)
Input devices
Two-port: Magic Keyboard and Magic Mouse (Magic Trackpad configurable; Touch ID keyboard configurable). Four-port: Magic Keyboard with Touch ID and Magic Mouse (Magic Trackpad configurable). Numeric-keypad keyboard configurable on both; all accessories now use USB-C

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
Nano-texture glass
Configure-to-order option that reduces glare and reflections while maintaining image quality (four-port model only)
Camera
12MP Center Stage camera with Desk View support, 1080p HD video recording, advanced image signal processor with 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 4.42 kg (9.74 lb); four-port 4.44 kg (9.79 lb)
Colours
Green, yellow, orange, pink, purple, blue, silver (both models)
Stand / mounting
Tilting stand, no height adjustment; VESA mounting is a configure-at-purchase option
Operating temperature
10–35 °C (50–95 °F)
Relative humidity
5–90% non-condensing
Altitude
Tested up to 5,000 m (16,400 ft)
Acoustics
Two-port: 1.6 B idle and wireless web, 5 dB at the operator position. Four-port: 1.7 B idle and wireless web, 7 dB at the operator position
In the box
iMac, Magic Keyboard (with Touch ID on four-port), Magic Mouse, 143 W power adapter, 2 m power cord, USB-C Charge Cable, polishing cloth (nano-texture glass option only)

Management

Model identifier
Mac16,3 (four ports); Mac16,2 (two ports)

Operating systems

Shipped with
macOS Sequoia 15.1 (Apple Newsroom)

Processors

  • Apple M4 (8-core CPU)
  • Apple M4 (10-core CPU)