In the URC, leaders Leinster have smashed Cardiff by 42-24 at the Aviva Stadium.
Charlie Tector put in a man of the match performance and scored a try for the Blues.
Second-bottom Ulster play the Scarlets in Belfast 5.15.
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Connacht continue their top 8 push, with Benetton the visitors to Dexcom Stadium for a 25 to 8 start.