In order to run Zombi properly, your PC MUST meet or exceed these minimum requirements. Minimum Requirements: Operating System: Windows 7 SP1 (64bit version only) Processor: Intel Core 2 Duo E7300 @ 2.6 GHz or AMD Athlon II X2 240 @ 2.8 GHz RAM: 4GB Video card: nVidia GeForce GTS 450 or AMD Radeon HD5770 (1024MB VRAM) DirectX: DirectX June 2010 Redistributable Sound: DirectX Compatible Sound Card with latest drivers Video Drivers: nVidia GeForce 353.30 and AMD Catalyst 15.7 Recommended System Specifications Operating System: Windows 7 SP1, Windows 8.1 (64bit versions only) Processor: Intel Core i3 2105 @ 3.1 GHz or AMD Phenom II X4 955 @ 3.2 GHz RAM: 6GB Video card: nVidia GeForce GTX 660 or AMD Radeon HD7850 or better (2048MB VRAM) DirectX: DirectX June 2010 Redistributable Sound: DirectX Compatible Sound Card with latest drivers Video Drivers: nVidia GeForce 353.30 and AMD Catalyst 15.7 Supported Video Cards at Release Time: NVidia GeForce GTS 450 or better, 500, 600, 700, 900 series; AMD Radeon HD5770 or better, Radeon HD6000, HD7000, R7 200, R9 200 series Note: Laptop versions of these cards may work but are NOT officially supported. *Supported video cards / drivers at time of release: GeForce 340.52 for all DX10 NVIDIA cards (GTX200) and 344.48 for all DX11 NVIDIA cards (GTX400 – GTX900). Ubisoft Connect: This game requires a one-time online activation via Ubisoft Connect. Create a new Ubisoft account in the Ubisoft Connect application or at UbisoftConnect.com or use your existing Ubisoft account and the Unique Key that came with your game to bind the game to your account.