With the release of the dual-GPU AMD" target="_blank">http://www.techspot.com/review/373-amd-radeon-6990/">AMD Radeon HD 6990, closely followed by the competing Nvidia" target="_blank">http://www.techspot.com/review/378-nvidia-geforce-gtx-590/">Nvidia GeForce GTX 590 we saw graphics card performance reach new heights. With bandwidth throughput in excess of 300GB/s, these cards can consume more power than entire computer systems. Moreover, the two GPUs on board of either product are so complex that combined make up for 11,000 million transistors.