Official PS4 specifications:

Main Processor:
Single-chip custom processor
CPU: x86-64 AMD ‘Jaguar’ 8 cores
GPU: 1.84 TFLOPS, AMD next-generation Radeon™ based graphics engine

Memory:
GDDR5 8GB

Hard Disk Drive:
Built-in

Optical Drive (read only):
BD 6xCAV
DVD 8xCAV

I/O and communication:
Super-Speed USB (USB 3.0)
AUX
Ethernet (10BASE-T, 100BASE-TX, 1000BASE-T)
IEEE 802.11 b/g/n
Bluetooth® 2.1 (EDR)

AV output:
HDMI
Analog-AV out
Digital Output (optical)

Product Features

• The official release date for the PlayStation 4 is November 15, 2013. Confirmed orders will arrive at your shipping address based on the shipping speed selected.
• PS4 enables the greatest game developers in the world to unlock their creativity and push the boundaries of play through a platform that is tuned specifically to their needs
• Engage in endless personal challenges between you and your community, and share your epic moments for the world to see
• Gamers can share their epic triumphs by hitting the ?SHARE button? on the controller, scan through the last few minutes of gameplay, tag it and return to the game
• With PS Vita, gamers will be able to seamlessly play PS4 games on the beautiful 5-inch display over Wi-Fi in a local environment