Tegra 4 shipments are unimpressive
 

Nvidia's Tegra 3 was a hit. The system-on-a-chip made its way into a cornucopia of tablets, including Google's Nexus 7 and Microsoft's Surface for Windows RT. What of the Tegra 4? So far, it seems, the new SoC may not be living up to its predecessor's legacy.

http://techreport.com/news/25045/rep...e-unimpressive