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Tegra is a system on a chip ( SoC ) series developed by Nvidia for mobile devices such as smartphone s , personal digital assistant s , and mobile Internet device s. The Tegra integrates an ARM architecture central processing unit ( CPU ) , graphics processing unit ( GPU ) , northbridge , southbridge , and memory controller onto one package .
 Nvidia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nvidia