The VideoMate SAA716X AvStream Video Capture driver is a software package used to enable Windows computers to interface with hardware devices that use the SAA716X chipset, typically found in video capture cards or TV tuners. The driver allows the operating system and various software applications (like video editing programs or TV recording software) to communicate with the capture device and access its functionality, such as capturing or streaming video.

The SAA716X chipset is often used in devices like video capture cards, which allow users to record video from external sources such as VHS players, cameras, or TV signals.