Used Apple iMac Retina 5K, 27-inch (2017) 3.8GHz, Core i5, 8GB, 2TB Storage, Silver

Display

• Retina 5K display
• 27-inch (diagonal) Retina 5K display
• 5120‑by‑2880 resolution with support for one billion colors
• 500 nits brightness
• Wide color (P3)

Processor

• 3.8GHz quad‑core Intel Core i5 (Turbo Boost up to 4.2GHz)
  Configurable to 4.2GHz quad-core Intel Core i7 (Turbo Boost up to 4.5GHz)

Memory

• 8GB (two 4GB) of 2400MHz DDR4 memory; four SO-DIMM slots, user accessible
  Configurable to 16GB, 32GB, or 64GB

Storage¹

• 2TB Fusion Drive
  Configurable to 3TB Fusion Drive or 512GB, 1TB, or 2TB SSD

Video Support and Camera

• FaceTime HD camera
• Simultaneously supports full native resolution on the built-in display at 1 billion colors

Audio

• Stereo speakers
• Microphone
• 3.5 mm headphone jack
  • Support for Apple iPhone headset with microphone

Connections and Expansion

• 3.5 mm headphone jack
• SDXC card slot
• Four USB 3 ports (compatible with USB 2)
• Two Thunderbolt 3 (USB-C) ports with support for:
  • DisplayPort
  • Thunderbolt (up to 40 Gbps)
  • USB 3.1 Gen 2 (up to 10 Gbps)
  • Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately)

Input options

• Magic Keyboard
• Magic Keyboard with Numeric Keypad
• Magic Mouse
• Magic Trackpad etc.

Wireless

• Wi-Fi
  802.11ac Wi-Fi wireless networking
  IEEE 802.11a/b/g/n compatible
• Bluetooth
  Bluetooth 4.2 wireless technology

Size and Weight

• Height: 20.3 inches (51.6 cm)
• Width: 25.6 inches (65.0 cm)
• Stand depth: 8 inches (20.3 cm)
• Weight: 20.8 pounds (9.44 kg)²

Electrical and Operating Requirements

• Line voltage: 100–240V AC
• Frequency: 50Hz to 60Hz, single phase
• Operating temperature: 50° to 95° F (10° to 35° C)
• Relative humidity: 5% to 95% noncondensing
• Operating altitude: tested up to 10,000 feet