The ASUS GTX 480 is based on the reference Nvidia design, but it does bring a few ASUS-specific features to the table. Like to overclock? Want to adjust voltages without voiding your warranty? Want the fastest single-GPU Nvidia card on the market? Then you're in for a treat today. But you know the question on your mind is, "How close does it compare to the Radeon 5870?" We figured that question would come up foremost, so we've done the testing and have the answer.