Even today, the good old Matrox G400 (not G450 or G550) is the standard all TV out is compaired to. Years and years after it's heyday, it's still a very popular card for hardcore Home Theater users.
My old G400 is still my card in my HT rig, for the sole reason of it's untouchable TV out features.
Firing Squad posted this a couple months back:
http://www.firingsquad.com/features/...time/page6.asp