Actually this isn't the case.
AMD has been supplying GPUs with excellent power profiles for some time now. As to whom is faster that changes with the wind and the yardstick.Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3)
NVIDIA GPUs are faster and more power efficient. What's not to like? And the grammar errors from the source are kinda weird...