Hothardware.com posted a review on the NVIDIA GeForce 8800 Ultra SLI

NVIDIA has officially taken the wraps of their new flagship GeForce 8800 Ultra graphics card. As you probably expect, it's similar to the GeForce 8800 GTX it replaces at the top of NVIDIA's GPU line-up, but offers better performance thanks to its higher clock speeds and improved cooler. We took a pair of GeForce 8800 Ultra cards for a spin in SLI mode and have our thoughts and performance data posted for all to see. You can check everything out right here

NVIDIA GeForce 8800 Ultra SLI Review