Windows:

• Requires a 64-bit processor and operating system
• OS *: Windows 7 64-bit
• Processor: Intel Quad Core 2.8 GHz (i7 900 series) or 3.5 GHz AMD (FX 6000 series)
• Memory: 4 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 1024MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD Radeon HD 7000 series and NVIDIA GeForce GTX 600 series)
• DirectX: Version 11

* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.

MacOS:

• OS: OS X El Capitan (10.11)
• Processor: 2.8 GHz Quad Core
• Memory: 4 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 1024MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD Radeon HD 7000 series and NVIDIA GeForce GTX 600 series)

* Starting February 15, 2024, the Steam Client will no longer support 32-bit games or macOS 10.14 or lower.

 SteamOS+Linux:

• OS: Ubuntu 16.04.3 LTS + SteamOS (latest)
• Processor: Intel Quad Core 2.8 GHz (i7 900 series) or 3.5 GHz AMD (FX 6000 series)
• Memory: 4 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 1024MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD Radeon HD 7000 series and NVIDIA GeForce GTX 600 series)
• Additional Notes: Other Linux distributions (Mint, etc.) MIGHT work but we cannot give official support for them

Windows:

• Requires a 64-bit processor and operating system
• OS: Windows 10 64-bit
• Processor: Quad core 3.5 GHz or higher (Intel i5 4000 Series / AMD Ryzen 3 Series)
• Memory: 8 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 3072MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD R9 300 Series and NVIDIA GeForce GTX 900 Series or better)
• DirectX: Version 11

* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.

MacOS:

• OS: OS X El Capitan (10.11)
• Processor: Quad core 3.5 GHz or higher
• Memory: 8 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 3072MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD R9 300 Series and NVIDIA GeForce GTX 900 Series or better)

* Starting February 15, 2024, the Steam Client will no longer support 32-bit games or macOS 10.14 or lower.

 SteamOS+Linux:

• OS: Ubuntu 16.04.3 LTS + SteamOS (latest)
• Processor: Quad core 3.5 GHz or higher (Intel i5 4000 Series / AMD Ryzen 3 Series)
• Memory: 8 GB RAM
• Graphics: AMD/NVIDIA dedicated graphic card, with at least 3072MB of dedicated VRAM and with at least DirectX 11 and Shader Model 5.0 support (AMD R9 300 Series and NVIDIA GeForce GTX 900 Series or better)
• Additional Notes: Other Linux distributions (Mint, etc.) MIGHT work but we cannot give official support for them