Munster beat their Welsh visitors by 54-13, with Rob Penney's side turning on the style in the second-half.
Munster's six tries came from Dave Kilcoyne, Simon Zebo, Gerhard van den Heever, Andrew Conway, CJ Stander and a penalty try.
Meanwhile, Leinster and Connacht are both in action this evening.
Connacht are away to Glasgow at 2:00.
Then, at 5pm, Leinster are away to Zebre.
