Portal 2
Description
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Screenshots
System Requirements
Minimum:
OS: Windows 7 / Vista / XP
CPU: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
RAM: 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
Storage: 8 GB
Recommended:
OS: Windows 7 / Vista / XP
CPU: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
RAM: 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
Storage: 8 GB
