Give you and hacking skills to unlock first.

NVIDIA GeForce GTX 560 ti or AMD Radeon HD 7850 (2GB VRAM or better) Storage Space: 25 GB available space (SSD recommended) Step-by-Step Installation Guide

Intel Core 2 Quad Q8400 @ 2.66Ghz or AMD Phenom II X4 940 @ 3.0Ghz Memory: 6 GB RAM