В попробуй в conf.ini такие настройки вставить:

[Render_OpenGL]
TexQual=2
TexMipFilter=1
TexCompress=2
TexFlags.UseDither=0
TexFlags.UseAlpha=0
TexFlags.UseIndex=1
TexFlags.PolygonStipple=0
TexFlags.UseClampedSprites=1
TexFlags.DrawLandByTriangles=1
TexFlags.UseVertexArrays=1
TexFlags.DisableAPIExtensions=0
TexFlags.ARBMultitextureExt=1
TexFlags.TexEnvCombineExt=1
TexFlags.SecondaryColorExt=1
TexFlags.VertexArrayExt=1
TexFlags.ClipHintExt=1
TexFlags.UsePaletteExt=0
TexFlags.TexAnisotropicExt=0
TexFlags.TexCompressARBExt=1
TexFlags.TexEnvCombine4NV=1
TexFlags.TexEnvCombineDot3=1
TexFlags.DepthClampNV=1
TexFlags.SeparateSpecular=1
TexFlags.TextureShaderNV=0
HardwareShaders=0
ForceShaders1x=0
Shadows=0
Specular=2
SpecularLight=2
DiffuseLight=2
DynamicalLights=1
MeshDetail=1
VisibilityDistance=3
Sky=1
TypeClouds=1
Forest=0
Water=1
LandShading=3
LandDetails=1
LandGeom=1
TexLarge=0
TexLandQual=1
TexLandLarge=0
VideoSetupId=17
Effects=0
PolygonOffsetFactor=-0.15
PolygonOffsetUnits=-3.0