Processor 3.5 G Hz quad-core Intel Core i 5 processor Turbo Boost up to 3.9 G Hz Memory 8GB 1600 M Hz DDR3 Configuration 2 x 4GB 4 x SO-DIMM slots, user accessible Hard Drive 1TB Fusion Drive Optical Drive None Software Operating System: OS X Yosemite Display 27-inch (diagonal) Retina 5K display IPS technology; Resolution 5120 x 2880 With support for millions of colours Graphics AMD Radeon R9 M290X graphics processor 2GB of GDDR5 memory Video Support & Camera Face Time HD camera Simultaneously supports full native resolution on the built-in display & up to 3840x 2160 pixels on an external display Support for extended desktop & video mirroring modes Audio Stereo speakers Dual microphones Headphone port Headphone/optical digital audio output (mini-jack) Support for Apple iPhone headset with microphone Networking 802.11ac Wi-Fi Wireless networking IEEE 802.11a/b/g/n compatible Bluetooth 4.0 wireless technology Power Supply Line voltage: 100-240V AC Frequency: 50 Hz to 60 Hz, single phase Operating temperature: 10° to 35° C (50° to 95° F) Relative humidity: 5% to 95% non-condensing Maximum operating altitude: 3, 000 metres (10, 000 feet)
Dimensions
Height: 51.6 cm (20.3 inches)
Width: 65.0 cm (25.6 inches) Stand
Depth: 20.3 cm (8 inches) Weight: 9.54kg (21 pounds) Interfaces SDXC card slot Four USB (Universal Serial Bus) 3 ports (compatible with USB (Universal Serial Bus) 2) Two Thunderbolt 2 ports Mini Display Port output with support for DVI, VGA & dual-link DVI (adapters sold separately) 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) Kensington lock slot Warranty 1 Year Manufacturer Warranty