Display
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Retina 5K display
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27-inch (diagonal) Retina 5K display
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5120‑by‑2880 resolution with support for one billion colours
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500 nits brightness
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Wide colour (P3)
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Processor
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3.4GHz
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3.4GHz quad‑core Intel Core i5 (Turbo Boost up to 3.8GHz)
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Memory
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3.4GHz
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8GB (two 4GB) of 2400MHz DDR4 memory; four SO-DIMM slots, user accessible
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Configurable to 16GB or 32GB
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Graphics
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3.4GHz
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Radeon Pro 570 with 4GB of VRAM
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Wireless
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Wi-Fi
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802.11ac Wi-Fi wireless networking
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IEEE 802.11a/b/g/n compatible
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Bluetooth
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Bluetooth 4.2 wireless technology
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Audio
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Stereo speakers
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Microphone
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3.5 mm headphone jack
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Support for Apple iPhone headset with microphone
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