Apple iMac Retina 5K 2020 27″

Display

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

Processor

• 3.3GHz 6‑core 10th-generation Intel Core i5, Turbo Boost up to 4.8GHz
• Configurable to 3.6GHz 10-core 10th-generation Intel Core i9, Turbo Boost up to 5.0GHz

Memory

• 64GB 2666MHz DDR4 memory; four SO-DIMM slots, user accessible

Storage

• 512GB SSD

Graphics

• AMD Radeon Pro 5300 with 4GB of GDDR6 memory

Video Support and Camera

• 1080p FaceTime HD camera
• Simultaneously supports full native resolution on the built-in display at 1 billion colors and:  
• One 6016-by-3384 (6K) external display at 60Hz with support for 1 billion colors, or
• Two 6016-by-3384 (6K) external displays at 60Hz with support for 1 billion colors (requires AMD Radeon Pro 5700 or AMD Radeon Pro 5700 XT), or
• One 5120‑by‑2880 (5K) external display at 60Hz with support for 1 billion colors, or
• Two 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or
• Two 4096‑by‑2304 (4K) external displays at 60Hz with support for millions of colors
• Thunderbolt 3 digital video output
• Native DisplayPort output over USB‑C
• Thunderbolt 2, HDMI, DVI, and VGA output supported using adapters (sold separately)

Audio

• Stereo speakers
• Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming
• 3.5 mm headphone jack
• Support for “Hey Siri”