Imagination Technologies has launched two new variants of its Series6 "Rogue" GPU, giving manufacturers more choice for the loadouts of next-gen mobile devices, TVs and dash systems. The PowerVR G6230 and G6430 differ from the earlier Series6 cores in one single respect: they're bigger, which means they're designed for those who want to go "all out" for better performance. At this point it's not clear just how much extra juice they'll deliver, but in general the Rogue architecture is all about being "scalable" -- Imagination can simply add more "compute clust