8-Core (3.2GHz Intel Xeon W Turbo Boost up to 4.2GHz 19MB cache); 10-Core (3.0GHz Intel Xeon W Turbo Boost up to 4.5GHz 23.75MB cache); 14-Core (2.5GHz Intel Xeon W Turbo Boost up to 4.3GHz 33.25MB cache); 18-Core (2.3GHz Intel Xeon W Turbo Boost up to 4.3GHz 42.75MB cache)

Vega 56 Radeon Pro Vega 56 graphics processor with 8GB of HBM2 memory 56 compute units 3584 stream processors 9 teraflops single precision 18 teraflops half precision Configurable up to Vega 64X

32 GB up to 256 GB 2666MHz DDR4 ECC memory Quad-channel memory controller

1TB SSD Configurable up to 4TB

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

1080p FaceTime HD camera

Height: 20.3 inches (51.6 cm) Width: 25.6 inches (65.0 cm) Stand depth: 8 inches (20.3 cm) Weight: 21.5 pounds (9.7 kg)2

Simultaneously supports full native resolution on the built-in display at 1 billion colors and: Two 5120‑by‑2880 (5K) external displays at 60Hz with support for 1 billion colors, or Four 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or Four 4096‑by‑2304 (4K) external displays at 60Hz with support for millions of colors Support for extended desktop and video mirroring modes Thunderbolt 3 digital video output Native DisplayPort output over USB-C Thunderbolt 2, HDMI, DVI, and VGA output supported using adapters (sold separately)

Stereo speakers Four microphones 3.5 mm headphone jack Support for “Hey Siri”

802.11ac Wi-Fi wireless networking IEEE 802.11a/b/g/n compatible

Bluetooth 5.0 wireless technology

SDXC card slot with support for UHS‑II Four USB-A ports Four Thunderbolt 3 (USB-C) ports with support for: DisplayPort 1.2 Thunderbolt (up to 40Gb/s) USB 3.1 Gen 2 (up to 10Gb/s) Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately)

Nbase-T Ethernet with support for 1Gb, 2.5Gb, 5Gb, and 10Gb Ethernet using RJ‑45 connector

Space Gray Magic Keyboard with Numeric Keypad Space Gray Magic Mouse 2 Optional Space Gray Magic Trackpad 2

BigSur

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