VGA is an old but popular video output that is still present on many PC laptops. Often it is blue or grey in color.
DVI is found on some older PC laptops and continues to be used on many desktops. Often white or cream in color.
Display Port is found on many PC laptops. Usually you’ll need a Display Port to HDMI adapter for TVs.
HDMI is found on most newer PC laptops and some older Macbooks. HDMI transmits both video & audio.
Thunderbolt is present on all newer Macbooks and iMacs. You’ll need an adapter to connect to a TV or projector.
A data, video & power connection on new Macbook & PC laptops. You’ll need an adapter to connect to a TV or projector.