This error has nothing to do with your video card being “bad.” It’s purely a software compatibility layer issue. will solve it 95% of the time. Avoid running GTA 3 in Windows 95/98 compatibility mode – that often makes things worse.
Right-click gta3.exe (or your launcher) and select . gta 3 cannot convert textures your video card
Modern high-tier cards, such as an RTX 3070, are often poorly optimized for legacy engines, leading to errors even when the hardware vastly exceeds the game's requirements. Grand Theft Auto III (GTA 3) Texture Conversion
Because the error is a software communication failure, the fix is almost never hardware. You do not need a new video card; you need a translator. Properties Right-click gta3