LCD and Viewfinder
Nikon D3 has a Fixed Type 3″ LCD screen with a resolution of 922k dots. Both the screen size and the screen resolution is up to the standards of this class.
D3 has a built-in Optical (pentaprism) viewfinder.
The viewfinder has a coverage of 100% and a magnification ratio of 0.7×
Nikon D3 can shoot continuously at max speed of 11 fps and has max shutter speed of 1/8000 sec . Unfortunately D3 doesn't have a built-in flash but there is a port for mounting external flashes.
Nikon D3 features both Contrast Detection and Phase Detection autofocus (AF) systems which ensures speed and accuracy of focusing in most situations.
Unfortunately Nikon D3 doesn't have Video recording ability.
Connectivity and Storage
You can connect your camera to other devices through HDMI port or via USB 2.0 (480 Mbit/sec) port.
Nikon D3 is powered by a proprietary battery which provides a shooting life of 4300 according to CIPA standards.
Considering that the average battery life of DSLR type cameras is 875 shots, Nikon D3 has a good battery life for its class.
Battery Life Comparison in Pro DSLR Cameras
You can download Nikon D3's User Manual here
Current Lowest price for Nikon D3 is $900.00