The LG Optimus 4X HD is the fourth smartphone in LG's Optimus series and was presented in June 2012. Along with the HTC X and the Samsung Galaxy S3, it was amongst the first smartphones with a quad-core processor. The LG Optimus 4X HD was the first phone to come with the Tegra 3 chipset by Nvidia. The hardware includes a 4.7-inch IPS LCD display with True HD, 1 GB of RAM, two cameras with 8 megapixels and LED flash at the rear and 1.3 megapixels in front. The internal memory of 16 GB is expandable via microSD. The device is shipped with Android 4.0 Ice Cream Sandwich with the manufacturer interface Optimus UI 3.0.
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