ign说3ds不采用NVIDIA Tegra

Several developers that have experienced 3DS in its current form have reported, off the record, that it has processing capabilities that far exceed the Nintendo Wii and bring the device with abilities that are close to HD consoles such as PlayStation 3 and Xbox 360.

According to several developer sources, the 3DS device is not using the NVIDIA Tegra mobile chipset, a rumor that's been floating around since 2009.

http://ds.ign.com/articles/109/1094930p1.html