iMac (24-inch, M1, 2021, Four Ports)
| Identifier | iMac21,1 |
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| Category | iMac |
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| Released | 2021-05-21 |
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| Discontinued | 2023-10-30 |
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| Models | A2438 |
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| CPU / SoC | M1 |
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| Architecture | arm64e |
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| Board | J456AP |
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Colors
| | Blue
Released: 2021-05-21 |
| | Green
Released: 2021-05-21 |
| | Orange
Released: 2021-05-21 |
| | Pink
Released: 2021-05-21 |
| | Purple
Released: 2021-05-21 |
| | Silver
Released: 2021-05-21 |
| | Yellow
Released: 2021-05-21 |
Technical Details
SoC
| SoC | M1 |
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| Architecture | arm64e (64-bit) |
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| Manufacturing Process | 5nm |
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Cores
| CPU Core Count | 8 |
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| Performance Cores | 4 @ 3.2GHz |
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| Efficiency Cores | 4 @ 2.0GHz |
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| Instruction Cache | 192KB, 128KB |
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| Data Cache | 128KB, 64KB |
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| L2 Cache | 12MB, 4MB |
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| GPU Core Count | 7, 8 |
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| Neural Engine Core Count | 16 |
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Connectivity
| Ports | 4x USB-C, 3.5 mm headphone jack, Gigabit Ethernet (Configurable) |
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| Supports | Thunderbolt 4, USB 4, DisplayPort 4.0 |
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| Notes | Thunderbolt 4 and USB 4 is only supported on a maximum of two USB-C ports. Any other USB-C ports are USB 3. |
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| External Display Count | 1 |
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| Wi-Fi | 802.11ax Wi-Fi 6 |
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| Bluetooth | 5.0 |
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| Power Adapter | 143W |
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Sensors
| Camera | 1080p FaceTime HD camera |
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| Microphone | Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming |
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| Other | Ambient Light Sensor, Force Touch trackpad |
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Audio
| Speakers | High-fidelity six-speaker system with force-cancelling woofers |
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| Channels | Stereo |
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| Dolby Atmos | true |
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| Headphone Jack | true |
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| Microphone | Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming |
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Display
| Resolution | [object Object] |
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| Screen Size | 23.5" |
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| Refresh Rate | 60 Hz |
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| Peak Brightness | 500 nits |
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| Color Gamut | P3 |
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| True Tone | true |
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Apple Support Data
Data sourced from Apple Support. Apple owns and publishes the original support articles and technical specifications.
Identifier Data
| Apple Product Name | iMac (24-inch, M1, 2021) |
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| Model Identifier | iMac21,1 |
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| Part Numbers | MGPC3xx/A, MGPD3xx/A, MGPF3xx/A, MGPG3xx/A, MGPH3xx/A, MGPJ3xx/A, MGPK3xx/A, MGPL3xx/A, MGPM3xx/A, MGPN3xx/A, MGPP3xx/A, MGPQ3xx/A, MGPR3xx/A, MGPT3xx/A |
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| Newest Compatible Operating System | macOS Tahoe 26 |
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| Ports | Two Thunderbolt / USB 4 ports, Two USB 3 ports |
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| Colors | Silver, pink, blue, green, purple, orange, yellow |
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| Related Articles | |
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| Apple Support Images | |
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| Apple Tech Specs | https://support.apple.com/en-us/111895 |
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