NVIDIA announced yesterday its new CPU generation for mid-range smartphone: it's Tegra fourth , already known by the code name 'Grey'. Tegra fourth is positioned halfway between Tegra Tegra 3 and 4 and integrates within it an LTE modem NVIDIA i500. With Tegra 4 which is positioned in the high and very high and Tegra 3 that has found more success on tablets than on smartphones (and that, moreover, does not natively support LTE connections), the Santa Clara company ...