Portal 2

Release date: 18 April 2011
Developers: Valve
Publishers: Valve
Copies sold: 78107513
Reviews: 98.71% positive (360143/364850)
Metacritic: 95
Type: game

Minimal requirements:

• OS *: Windows 7 / Vista / XP
  
• CPU: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
  
• Memory: 2 GB RAM
  
• GPU: Video card must be 128 MB or more and with support for Pixel Shader 2.0b (ATI Radeon X800 or higher / NVIDIA GeForce 7600 or higher / Intel HD Graphics 2000 or higher).
  
• DirectX: Version 9.0c
  
• Disk space: 8 GB
  
• Sound Card: DirectX 9.0c compatible