Cities: Skylines - Green Cities

Steam account required for game activation and installation
This content requires the base game Cities: Skylines on Steam in order to play

PC System Requirements
MINIMUM:
OS: Microsoft Windows XP/Vista/7/8/8.1 (64-bit)
Processor: Intel Core 2 Duo, 3.0GHz or AMD Athlon 64 X2 6400+, 3.2GHz
Memory: 4 GB RAM
Graphics: Intel Core 2 Duo, 3.0GHz or AMD Athlon 64 X2 6400+, 3.2GHz
DirectX: Version 9.0c
Storage: 4 GB available space

Mac System Requirements
MINIMUM:
OS: OS X 10.9 (64-bit)
Processor: Intel Core 2 Duo, 3.0GHz
Memory: 4 GB RAM
Graphics: nVIDIA GeForce GTX 260, 512 MB or ATI Radeon HD 5670, 512 MB (Does not support Intel Integrated Graphics Cards)

Linux System Requirements
MINIMUM:
OS: Ubuntu 12.04 (64-bit)
Processor: Intel Core 2 Duo, 3.0GHz or AMD Athlon 64 X2 6400+, 3.2GHz
Memory: 4 GB RAM
Graphics: nVIDIA GeForce GTX 260, 512 MB or ATI Radeon HD 5670, 512 MB (Does not support Intel Integrated Graphics Cards)