Convert md5anim to x

What is the difference between .md5anim and .x?

Description: MD5anim is a proprietary file type used to store animation data for 3D models in the Doom 3 game engine. It is a binary file format designed to store animation data for skeletal mesh models, including vertex weights, frames, and joints.; X is a DirectX Model image file used by DirectX technology which is for 3D graphics rendering in games. The file format specifies 3D object structures for meshes, textures, animations, and objects.