Suits matter in 4 different scenarios.


1. Determining the bringin when ranks are tied.

2. Determining the button at the beginning of a tournament, and at the start of a tournament final table.

3. Determining which player gets the extra chip in a tournament race off.

4. Determining which player gets the additonal chip if there is an unequal amount of chips in the pot. (eg. If you and your stud opponent both had royals you in spades him in hearts, and the pot was $1001, you would get $501)


Suits never matter in STANDARD poker games for purposes of dertermining the winner.