1. A system for rendering graphical data from a graphics application, comprising: a plurality of frame buffers; a plurality of graphics pipelines, each of the graphics pipelines configured to render graphical data to a different one of the frame buffers; a display device; a compositor configured to form a composite data signal based on graphical data from the plurality of frame buffers and to provide the composite data signal to the display device; and bypass control logic configured to selectively cause the graphical data from the graphics application to bypass at least one of the pipelines.