really confused about the new black xbox with HDMI?

Question

HDMI is so that you get better graphics right? well, the current xbox 360 i thought was already supposed to be played in High Definition. dos the HDMI just make the graphics a little better or what? i'd appreciate if someone explain this to me.

Answer 1

hdmi is the same as component the only difference is an hdmi used one cabel while thr component uses five cables
red red white blue and green
i tried both connections on my ps3 and the video looks exactly the same