Assassin's Creed Unity system requirements finally confirmed

Today, Ubisoft HAS Confirmed required specifications of the game assassin's creed unity PC version.
This are the official requirements.

graphics cards:
64-bit operating system
required
OS Supported
Windows 7 SP1, Windows 8 / 8.1 (64bit versions only)

Processor
minimum
Intel Core 3.3 GHz or i5-2500K @ AMD FX-8350 4.0 GHz or AMD @ Phenom II x4 940 3.0GHz @
Recommended
Intel Core 3.4 GHz or i7-3770 @ AMD FX-8350 4.0 GHz or better @
RAM
minimum
6 GB
Recommended
8GB
video Card
minimum
NVIDIA GeForce GTX 680 or AMD Radeon HD 7970 (2 GB VRAM)
Recommended
NVIDIA GeForce GTX 780 or AMD Radeon R9 290x (3 GB VRAM)

DirectX
version 11

Sound Card
DirectX 9.0c compatible sound card with latest drivers

Hard Drive Space
50 GB available space

Peripherals Supported
Windows-compliant keyboard and mouse required, optional controller

Multiplayer
256 kbps or faster broadband connection
Supported Video Cards at Time of Release
NVIDIA GeForce GTX 680 or better, GeForce GTX 700 series; AMD Radeon HD7970 or better, Radeon R9 200 series

Note: Laptop versions of These cards are NOT intended work May Officially supported.