This will vary depending on your equipment and if the games are available in HD. Not all games are provided to DIRECTV in HD. NHL® Center Ice® games are broadcast on Channels 769-785. HD games are represented by a "-1". For example, if the Ducks vs. Bruins game is broadcast in SD on Channel 769, you can see it in HD (if available) on Channel 769-1.
To access DIRECTV HD programming, HD equipment is required. The number of HD channels you receive is based on package selection.