It’s official: The LG Optimus 4X is powered by NVIDIA’s Tegra 3 chip, and it comes just one year after the LG Optimus 2X, says Dr. Jong-seok Park, President and CEO of LG Mobile Communications Company. The phone is 8.9mm thick and comes with a plethora of high-end features such as the 4.7” true HD IPS display, or the 8 Megapixel back-side illuminated (BSI) camera sensor, a 2150mAh battery and the latest Android 4.0 (Ice Cream Sandwich) operating system. This looks like a very interesting phone, and we can’t wait to get our hands on it. LG has promised to release more information, but right now, I really like the very clean design – that is before the carriers start adding their 2-cents and logos…