The PC specs for upcoming bleak-person shooter Metro: Last Light have just been released
and on top of the usual Minimum and Recommended lists of PC hardware, 4A Games has added a rather scary set of Optimum specs... which, if you have in your PC, well, we're guessing your frames will be made of gold and your pixels capable of shitting rainbows.
 Minimum
Windows: XP (32-Bit), Vista, 7 or 8
CPU: 2.2 GHz Dual Core e.g. Intel Core 2 Duo
RAM: 2GB
Direct X: 9.0c
Graphics Card: DirectX 9, Shader Model 3 compliant e.g. NVIDIA GTS 250 (or AMD equivalent e.g. HD Radeon 4000 series) or higher
For 3D Vision Support:

• NVIDIA GTX 275 or higher
• 120Hz Monitor
• NVIDIA 3D Vision kit for Windows Vista, 7 or 8

Recommended
Windows: Vista, 7 or 8
CPU: 2.6 GHz Quad Core e.g. Intel Core i5
RAM: 4GB
Direct X: 11
Graphics Card: NVIDIA GTX 580/660 Ti (or AMD equivalent e.g. 7870) or higher
For 3D Vision Support:

• NVIDIA GTX 580/660Ti or higher
• 120Hz Monitor
• NVIDIA 3D Vision kit for Windows Vista, 7 or 8

Optimum
Windows: Vista, 7 or 8
CPU: 3.4 GHz Multi-Core e.g. Intel Core i7
RAM: 8GB
Direct X: 11
Graphics Card: NVIDIA GTX 690 / NVIDIA Titan
For 3D Vision Support:

• NVIDIA GTX 690
• 120Hz Monitor
• NVIDIA 3D Vision kit for Windows Vista, 7 or 8