Below are examples of a customer for whom we modified his D300 for HR. The customer took pictures of the same scenes before and after conversion. Since the pictures were not taken on the same day, there could be other factors affecting the pictures, but the HR improvement is obvious.
Reduced version of full picture:
HR (High Res / Hot Rod) Nikon D300 Stock Nikon D300
Zooming into a 1:1 pixel are of the picture, you get
Another picture. First the full picture scaled down.
Next, a 1:1 pixel detail look.