DD Tournament Poker
How to Determine Your Version Number

The version number for DD Tournament Poker is located at the bottom right part of the main menu, as shown below.

DD Poker 2.x

No Limit Texas Hold 'Em: Tournament Edition 2006 (Phil Gordon box)

DD Poker 1.x

DD Tournament Poker: No Limit Texas Hold'em (Green & Yellow box)
Tournament Poker 2005: Collector's Edition (Annie Duke box)