Optical Drive Blu-Ray/DVD [1]
Game DVR Yes, Upload Studio[2]
HDCP Encryption No for games
RAM
8GB DDR3
Clock: 2133MHz Bandwidth: 68.26 GB/s
+ 32MB eSRAM
Bandwidth: 204 GB/s(102 In/102 Out) [3]
Flash Memory
8GB Flash Memory [4]
CPU
8 Core AMD custom CPU
Frequency: 1.75 GHz [5]
GPU Clock Speed: 853 MHz(originally 800 MHz)
Shader Cores: 768
Peak Throughput: 1.31 TFLOPS [6]
Storage
500 GB (5400 rpm) Hard Drive non-replaceable, External Hard Drive support available
Second Screen
SmartGlass App on Android, iOS, Windows Phone and Windows 8 [7]
Cloud Storage Yes [8]
Mandatory Game Installs Yes [9]
Required Internet Connection After Day One patch, No [10]
Used Game Fee No [11]
Backwards Compatibility Backwards compatibilty now avaible for certain games!
Cross Game Chat Skype, Party Chat [n]
Motion Control
Kinect 2
Voice Commands Yes, Kinect 2 is needed. [13]
Subscription Service Xbox Live [14]
Required for Online Play
USB USB 3.0 x3 [15]
Live Streaming Yes, With Twitch.TV
Reputation Preservation Achievements will be ported From Xbox 360. [16]
Networking Gigabit Ethernet, WiFi (A/B/G/N dual-band at 2.4ghz and 5ghz) includes WiFi Direct support [17]
A/V Hookups
HDMI input and output (4K support)
API
DirectX 11.2
Mouse and Keyboard Support
Yes