Based on rumors, Samsung is preparing to present new powerful smartphone, the Samsung Galaxy S III at MWC 2012 (Mobile World Congress), which will be held in Barcelona (Spain) from February 27th to March 1st, 2012. The heart of Galaxy S3 is a 1.5GHz Samsung’s Exynos 4412 quad-core processor (a 32nm ARM Cortex A9 architecture), up to 2GB of RAM, and runs Android 4.0 (Ice Cream Sandwich) OS with TouchWiz UI. Quad-core Samsung Galaxy S III will brings a 4.65-inch touchscreen Super AMOLED Plus display with 720 x 1280 resolution, a rear-facing 12 megapixels camera, NFC (Near Field Communication) and LTE capabilities. The Samsung Galaxy S3 smartphone is expected go on sale middle of 2012.