Okay I decided this would be convienent. Basically you just type in the name (no quotes) of the model and then the texture. Press enter after each line and wait for it to load.
Place all models in same directory as exe.
I've included the sample Assault Trooper model for now.
Update (8/4/09):
-Camera X/Y/Z Position Data Added
-Polygon Count added
Controls:
-Mouse To Look Around
-Left Mouse Button to Move Foward
-Right Mouse Button To Move Backward
Download below.
OpenXDK is a homebrew kit for developing XBOX applications, but it requires a modded XBOX and is much harder then XNA.