Use for questions about the Broadcom VideoCore IV Graphics Processing Unit included in all Raspberry Pis.
The Raspberry Pi is based on the Broadcom BCM2835/BCM2836 system on a chip (SoC), which includes the ARM Processor, GPU and RAM.
The BCM2835 is a cost-optimized, full HD, multimedia applications processor for advanced mobile and embedded applications that require the highest levels of multimedia performance. Designed and optimized for power efficiency, BCM2835 uses Broadcom's VideoCore® IV technology to enable applications in media playback, imaging, camcorder, streaming media, graphics and 3D gaming.