iMac(Retina 4K, 21.5-inch, 2017)
The vision is brighter than ever.
Background
At Apple's Worldwide Developers Conference (WWDC) on June 5, 2017, a refreshed iMac model was introduced with Intel Kaby Lake processors, Thunderbolt 3, brighter displays, and Bluetooth 4.2 support.
Source: Wikipedia
Key Specs
Display21.5" 4K Retina display
Chipi5-7400 / i5-7500 / i7-7700
Memory8GB / 16GB / 32GB
Storage256GB / 512GB / 1TB
Battery-
Weight5.66kg
Full Specifications
Basic Info
Release Date2017.06.06
OS SupportmacOS 10.12 ~ macOS 13
Chip & Storage
Chipi5-7400（Quad-Core） / i5-7500（Quad-Core） / i7-7700（Quad-Core）
Memory8GB / 16GB / 32GB
Storage256GB / 512GB / 1TB
Security Chip/
Display
Screen Size21.5"
Screen Type4K Retina display
Resolution4096 × 2304
PPI219
Typical Brightness500 nits nit
Camera & Audio
Camera720p FaceTime HD camera
Connectivity & Expansion
Wi-Fi802.11ac Wi-Fi
BluetoothBluetooth 4.2
Body & Dimensions
Width52.8 mm
Height45 mm
Thickness17.5 mm
Weight5.66kg
Color
Available Colors
Model Identifier
Model IDiMac18,2
Mold ModelA1418
Technical Specificationshttps://support.apple.com/zh-cn/112026