FOMOD contains all options
4k chest textures, 2k everything else.

Can you run 2k - 4k building or landscape textures?
If yes then you can 100% safely run this texture file.

Same as main file but Chest, shield and weapons textures are 2K, everything else is 1K

Can you run 1k - 2k building or landscape textures?
If yes then you can 100% safely run this texture file.