PS4 devkit #3 specs:
http://www.vgleaks.com/orbis-devkits-roadmaptypes/
SoC Based Devkit
Available January 2013
CPU: 8-core Jaguar
GPU: Liverpool GPU
RAM: unified 8 GB for devkit (4 GB for the retail console)
Subsystem: HDD, Network Controller, BD Drive, Bluetooth Controller, WLAN and HDMI (up to 1980×1080@3D)
Analog Outputs: Audio, Composite Video
Connection to Host: USB 3.0 (targeting over 200 MB/s),
ORBIS Dualshock
Dual Camera