Display & Visuals

• Screen Size: 21.5-inch (diagonal) Retina 4K display

• Resolution: $4096 \times 2304$ pixels with support for 1 billion colors

• Brightness & Color: 500 nits brightness, Wide Color (P3) gamut

Processor & Graphics

• Processor (CPU): 8th Gen Intel Core i3 (Quad-Core @ 3.6GHz) or Core i5 (6-Core @ 3.0GHz, Turbo Boost up to 4.1GHz) — Configurable to 3.2GHz 6-Core Core i7

• Graphics (GPU): AMD Radeon Pro 555X (2 GB GDDR5) or Radeon Pro 560X (4 GB GDDR5) — Configurable to Radeon Pro Vega 20 with 4 GB HBM2 memory

Memory & Storage

• RAM: 8 GB 2666 MHz DDR4 onboard memory (factory installed, configurable to 16 GB or 32 GB)

• Storage Options: 1 TB Fusion Drive or 256 GB / 512 GB / 1 TB PCIe-based SSD

Connectivity & Expansion Ports

• Ports:

  • 2x Thunderbolt 3 (USB-C) ports (supports DisplayPort, Thunderbolt up to 40 Gbps, USB 3.1 Gen 2)

  • 4x USB 3.0 (Type-A) ports

  • SDXC card slot

  • Gigabit Ethernet (RJ-45)

  • 3.5 mm headphone jack

• Wireless: 802.11ac Wi-Fi & Bluetooth 4.2

Audio, Camera & Physical Build

• Audio & Video: Stereo speakers, dual microphones, and 720p FaceTime HD camera

• Design: Slim aluminum unibody enclosure tapering to 5 mm at the edges

• Dimensions & Weight: 45.0 cm (H) x 52.8 cm (W) x 17.5 cm (D); Weight: 5.48 kg (12.1 lbs)