Does Mafia II run on Steam Deck?
Mafia II is currently Unsupported on Steam Deck. Valve's testing found it doesn't work properly on Deck right now.
Valve's test notes
- Steam OS Does Not Support — warning
PC (Windows) system requirements
Minimum
Minimum: OS *: Microsoft Windows XP (SP2 or later) / Windows Vista / Windows 7 Processor: Pentium D 3Ghz or AMD Athlon 64 X2 3600+ (Dual core) or higher RAM: 1.5 GB RAM Hard Disk Space: 8GB Video Card: nVidia GeForce 8600 / ATI HD2600 Pro or better Sound Card: 100% DirectX 9.0c compatible sound card Peripherals: Keyboard and mouse or Windows compatible gamepad Other Requirements: Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game)include nVidia PhysX_drivers 10.04.02_9.10.0522and nVidia GPU drivers 197.13 or latest, Steam Client and Microsoft DirectX.
Recommended
Recommended: OS *: Microsoft Windows XP (SP2 or later) / Windows Vista / Windows 7 Processor: 2.4 GHz Quad Core processor RAM: 2GB Hard Disk Space: 10GB Video Card: nVidia GeForce 9800 GTX / ATI Radeon HD 3870 or better Sound Card: 100% DirectX 9.0c compatible sound card Peripherals: Keyboard and mouse or Windows compatible gamepad
Use the free interactive checker to compare these against your hardware automatically. Visit https://fundelot.com.