Well I've been working on new weapons for BHD and created this MP5 using 3ds max 9 and photoshop cs2. Take a look at the quality difference between nova's and mine. (Note that the model is first person and does not have a stock to save polys, 3rd person model will contain an extended stock.
New MP5
Old MP5 (Novalogic's MP5 Model)
Reloading
Entire new model rendered in 3ds max 9