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All-in-One · 2017VintageUncommon · 55
iMac 21.5″ (2017)
A1418 · Retina iMac
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Identifiers
| Order number | A1418 |
| Machine IDs | iMac18,1, iMac18,2 |
Reference
| Original price | $1,099 – $2,799 |
| Announced | 2017-06-05 |
| Discontinued | 2019-03-19 |
| Max supported OS | macOS 13 Ventura |
| Design era | Retina iMac |
Configurations
| Colors | Silver |
| CPU | Intel Core i5-7360U @ 2.3 GHz, Intel Core i5-7400 @ 3.0 GHz, Intel Core i5-7500 @ 3.4 GHz, Intel Core i7-7700 @ 3.6 GHz |
| Memory | 8 GB, 16 GB, 32 GB (max) |
| Storage | 1 TB SATA HDD, 1 TB Fusion Drive, 256 GB SSD, 512 GB SSD, 1 TB SSD |
| Graphics | Intel Iris Plus Graphics 640, AMD Radeon Pro 555 (2 GB), AMD Radeon Pro 560 (4 GB) |
| Display | 21.5″ (1920×1080), 21.5″ Retina 4K (4096×2304) |
| Operating system | macOS 10.12.5 Sierra, macOS 12 Monterey, macOS 13 Ventura |
Physical
| Ports & connectivity | 4× USB 3.0 · 2× Thunderbolt 3 · Gigabit Ethernet · 3.5mm headphone · SDXC card slot · 802.11ac Wi-Fi · Built-in FaceTime HD |
| Dimensions (W×H×D) | 528 × 450 × 203 mm |
| Weight | 5.66 kg |
Known quirks
- Added Thunderbolt 3 over USB-C — first iMac with TB3
- Kaby Lake refresh — modest gains over Skylake
- Non-Retina 1080p 21.5" still sold — last iMac without HiDPI default
- 16 GB soldered RAM cap on all 21.5" still frustrating