Technical specifications

• 68.58 cm (27") Retina 5K display with 5120 × 2880 pixels 
• 54.61 cm (21.5") Retina 4K display with 4096 × 2304 pixels
• Impressive 5-mm thin design 
• 7th generation quad-core Intel Core i5 processor 
• Radeon Pro 570, 575 or 580 with up to 8 GB graphics memory (68.58 cm [27"] model) 
• Radeon Pro 555 or 560 graphics processor with up to 4 GB graphics memory (54.61 cm [21.5"] model) 
• Intel Iris Plus Graphics 640 
• Dual Thunderbolt 3 (USB-C) ports 
• 802.11ac Wi-Fi 
• Magic Mouse 2 
• Magic Keyboard