There is a new world's fastest DX11 GPU available. The new NVIDIA GeForce GTX 580 is here. The GeForce GTX 580 GPU based on the NVIDIA Fermi architecture delivers the world's fastest performance for DirectX 11 (DX11) games, and support for NVIDIA 3D Vision, Surround, PhysX, SLI and CUDA technologies. Several hardware sites have already tested this new graphics card performance monster. Hothardware says "At this point in time there is no other single-GPU that can touch it in terms of performance."
Anandtech says: "The GTX 580 is not the true next-generation successor to the GTX 480; it’s the GTX 480 having gone back in the womb for 7 months of development."
Read the full reviews from the select list of testing sites.
NVIDIA GeForce GTX 580 Review Round-up: