Design:
MacBook Pro Retina 15 Mid 2015 Core i7 has 15.4-Inch Retina IPS display resolution of 2880 x 1800 at 220 pixels per inch supported by up to a million colors, The keyboard comes with backlit LED support.
Processor:
2.8GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.7GHz) with 6MB shared L3 cache Configurable to 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared L3 cache.
Memory:
16GB of 1600MHz DDR3L onboard memory
Storage:
1000GB PCIe-based flash storage
Size and Weight
Height: 0.71 inches (1.8 cm)
Width: 14.13 inches (35.89 cm)
Depth: 9.73 inches (24.71 cm)
Weight: 4.49 pounds (2.04 kg)
Graphics and Video Support
Intel Iris Pro Graphics
AMD Radeon R9 M370X with 2GB of GDDR5 memory and automatic graphics switching
Camera
720p FaceTime HD camera
Connections and Expansion
MagSafe 2 power port
Two Thunderbolt 2 ports (up to 20 Gbps)
Two USB 3 ports (up to 5 Gbps)
HDMI port
3.5 mm headphone jack
SDXC card slot
Apple Thunderbolt to FireWire Adapter (sold separately)
Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)
Wireless
Wi-Fi
802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
Bluetooth
Bluetooth 4.2 wireless technology
Battery and Power
Up to 5 hours of battery backup with a MagSafe Power Adapter