Leinster play their home games primarily at the RDS Arena, although larger games are played in the Aviva Stadium when the capacity of the RDS is insufficient. Before moving to the RDS in 2005, Leinster's traditional home ground was Donnybrook Stadium, in Dublin 4.einster A is the team that represents Leinster in the British & Irish Cup and in the All Ireland Inter-provincial Championship. Pre-professionalism and a formal Celtic league structure, the main Leinster team competed in the AIPC.