It's cooler to list the most controversial or questionable specs possible. You know, something to get the haters all wound up again.
So here's mine:
Height: 0.71 inch (1.8 cm)
Width: 14.13 inches (35.89 cm)
Depth: 9.73 inches (24.71 cm)
Weight: 4.46 pounds (2.02 kg)2
Intel Iris Pro Graphics.
Retina display: 15.4-inch (diagonal) LED-backlit display with IPS technology; 2880-by-1800 resolution at 220 pixels per inch with support for millions of colors
Native resolution: 2880 by 1800 pixels (Retina); scaled resolutions: 1920 by 1200, 1680 by 1050, 1280 by 800, and 1024 by 640 pixels
Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on up to two external displays, both at millions of colors
720p FaceTime HD camera
8GB of 1600MHz DDR3L onboard memory/2.0GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.2GHz) with 6MB shared L3 cache