Tegra 2 Coming in January: Nvidia Promises Netbooks, Smartphones and Smartbooks GaloreJohn Herrman12/16/09 1:51pm70EditPromoteGo to permalinkThe Tegra system-on-a-chip, the zippy hardware that powers the Zune HD, had so much potential. Then, the delays. Slow pickup. Disappointment. Whatever happened to the Tegra, Nvidia doesn't want it to happen again. This time, they say, will be different.