|Display||27-inch Retina 5K display with IPS technology, 5120×2880 resolution|
|Processor||4.0GHz quad-core Intel Core i7 processor with Turbo Boost up to 4.2GHz|
|Video Support/Camera||1080p FaceTime HD camera, Thunderbolt 3 digital video output|
|Connections and Expansion||Input\Output: 4x USB 3.0, 2 “Thunderbolt-2” ports, built-in microphone, built-in speakers, audio out, audio input/output, FaceTime HD webcam, SD card reader, Kensington Lock slot.|
|Ram||32GB (4×8.0GB) PC3L-14900 (1867MHz) DDR3|
|Hard Size||1TB Fusion Drive1|
|Wireless||802.11ac Wi‑Fi wireless networking IEEE 802.11a/b/g/n compatible, Bluetooth 4.2 wireless technology|
|Video Card:||Graphics: AMD Radeon R9 M395 graphics with 2 GB of shared memory.|
|Height||20.3 inches (51.6 cm)|
|Width||25.6 inches (65 cm)|
|Depth||8 inches (20.3 cm)|
|Weight||20.8 pounds (9.44 kg)|
The iMac “Core i7” 4.0 27-Inch Aluminum (Retina 5K, Late 2015/Skylake) features a 14-nm “Skylake” Quad Core 4.0 GHz Intel “Core i7” processor (6700K) with four independent processor “cores” on a single chip, an 8 MB shared level 3 cache, 8 GB of 1867 MHz LPDDR3 SDRAM (PC3-14900) installed in pairs (two 4 GB modules), a 1 TB “Fusion Drive,” and an AMD Radeon R9 M390 or AMD Radeon R9 M395 graphics processor with 4 GB of dedicated GDDR5 memory. It also has a built-in “FaceTime HD” webcam and stereo speakers.
This model has a 27″ 5120×2880 LED-backlit 16:9 widescreen IPS DCI-P3 “Retina 5K” display. The rear of the case is aluminum and is thicker in the middle and tapers to a razor thin 5 mm at the edges.
Connectivity includes four USB 3.0 ports, dual Thunderbolt 2 ports, Gigabit Ethernet, 802.11ac Wi-Fi (802.11a/b/g/n compatible), and Bluetooth 4.0.
Compared to its predecessor, this model essentially has the same external enclosure, but it has a higher quality DCI-P3 “Retina 5K” display with a wider color gamut as well as a more advanced architecture and graphics architecture.