Sharpness. The Nikon D3000 produced good detail overall, but its images were slightly soft straight from the camera, even with a sharp Nikkor 35mm f1.8 prime lens stopped down to f/8 as used for ...
Slower cards will produce correspondingly slower clearing times. The Nikon D3000's startup time is about average for an SLR, but shutdown is quite slow (probably due to sensor cleaning).