During a reveal event Sony gave the official information on the specifications that will make up the PlayStation4 console, which is to be released "Holiday 2013".
The unit will be powered by an 8-core 64-bit x86 AMD "Jaguar" CPU and a Radeon GPU.
Also included, Blu-ray drive, 8 GB of GDDR5 RAM, 802.11n WiFi, USB 3.0, Bluetooh 2.1, optical audio ports, HDMI, and legacy analog AV connections.
There will be an internal HDD for storage, but Sony did not release details on the space.
The unit will be controlled via the new DualShock 4 contorlloer with features a touchpad, headphone jack, and share button. The controllers will also have built-in Move functionality.
Photo sourced from JoyStiq.com
The system will not be able to play legacy discs, but will stream PS1, PS2, and PS3 games through the PlayStation Cloud. The Vita will also be able to connect to play PS4 games remotely.
So far the list of games coming to the PS4 are:
Knack
Killzone: Shadow Fall
Driveclub
Infamous: Second Son
The Witness
Watch Dogs
Diablo 3 (also coming to the PS3)
Destiny