There are pinned threads everywhere on the forums about Vista. Read them. The game itself had its own warning about hardware. It seems you managed to ignore that:http://www.thewitcher.com/community/en/game/system_requirements.html The Witcher Minimum requirements:Microsoft Windows XP Service Pack 2, Vista (Operating System must be up to date with the latest fixes)Intel Pentium 4 2.8 GHz or AMD Athlon 64 +28001 GB RAM for Microsoft Windows XP / 1536 MB for Microsoft Windows Vista128 MB Video RAM or greater with DirectX9 Vertex Shader/ Pixel Shader 2.0 support (NVIDIA GeForce 6600 or ATI Radeon 9800 or better)8.5 GB available hard drive spaceDirectX 9.0c compliant soundcard, plus speakers or headphonesDVD-RomRecommended requirements:Microsoft Windows XP Service Pack 2, Vista (Operating System must be up to date with the latest fixes)Intel Core 2 Duo 2.13 GHz or AMD X2 5600+2 GB RAMNVIDIA GeForce 7900 GTX or ATI Radeon X1950 PRO8.5 GB available hard drive spaceDirectX 9.0c compliant soundcard, plus speakers or headphonesDVD-Rom
