The primary difference is an additional expansion card, the Apple AV Technologies Card, which plugs into the 601 PDS (Processor Direct Slot) The Apple AV Technologies Card adds the following functionality to a standard Power Macintosh model, making it a Power Macintosh AV model:
Interfaces
* One video output port (S-Video) for output to video devices or a television (composite input and output adapter cables provided.)
* One video input port (composite and S-Video) for video devices.
Video RAM (VRAM)
* 2 MB of VRAM is included with Power Macintosh AV models and cannot be upgraded.
For further information on individual Power Macintosh AV model specifications, use the product name as a search string.