Display

• 27-inch (diagonal) Retina display with IPS technology;

• 5120‑by‑2880 resolution with support for millions of colors

Processor

• 3.3GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.7GHz)

Memory

• 8GB (two 4GB) of 1600MHz DDR3 memory (four SO-DIMM slots, user accessible)

  • Configurable to 16GB or 32GB.

Storage

• 1TB (7200-rpm) hard drive

  • Configurable to 3TB hard drive, 1TB or 3TB Fusion Drive, or 256GB, 512GB, or 1TB of flash storage (SSD).

Graphics

• AMD Radeon R9 M290 graphics processor with 2GB 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