VGA3+4 cable and VGA3+6 cable are all specifications of video cable. In VGA cable 3+4 type, 3 means three color wires, also 3 coaxial core wires, 4 means four color wires, and also 4 Wire. The VGA cable 3+6 has two more cores than the 3+4 type. The function of these two cores is to enable the computer to automatically obtain information about the display device and automatically select the display device as the default display, and also automatically adjust the resolution.
The VGA cable 3+4 and 3+6 versions are difficult to distinguish on the outside. Only after connecting the computer, whether the computer can automatically recognize the display terminal to determine which type the VGA cable belongs to. If the computer can automatically detect and select the display device of the VGA cable and automatically adjust the highest resolution, the cable is VGA3+6.