English
Display
27-inch (diagonal) Retina display with IPS technology;
5120‑by‑2880 resolution with support for millions of colors
Processor
3.5GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.9GHz)
Configurable to 4.0GHz quad-core Intel Core i7 (Turbo Boost up to 4.4GHz).
Memory
8GB (two 4GB) of 1600MHz DDR3 memory; four SO-DIMM slots, user accessible
Configurable to 16GB or 32GB.
Storage1
1TB Fusion Drive
Configurable to 3TB Fusion Drive or 256GB, 512GB, or 1TB of flash storage (SSD).
Graphics
AMD Radeon R9 M290X graphics processor with 2GB of GDDR5 memory
Configurable to AMD Radeon R9 M295X with 4GB of GDDR5 memory.
Audio
Stereo speakers
Dual microphones
Headphone port
Headphone/optical digital audio output (minijack)
Support for Apple iPhone headset with microphone
Wireless
Wi-Fi
802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
Bluetooth
Bluetooth 4.0 wireless technology
