Hello, I'm using avenue 3, with a PC running XP. (GTS 250 - core 2 duo 3ghz) One output of my graphic card is for a videoprojector. The other for a triplehead. I try to run a 3200*600 composition, with 4 layers, 1 video per layer (DXV - 1 video = 600 Mo). Randomly, Avenue is slowing down (5fps, and ...