There's been a lot of talk about which processor is better, the nvidia Tegra 3 or the Qualcomm Snapdragon S4. The Tegra 3 is a 4-PLUS-1 architecture that promises to give you the best experience possible on a phone or tablet. The Snapdragon S4 is Qualcomm's latest dual-core processor, introducing a new architecture and GPU. Both represent a big step forward for each company, but is one really better than the other? Will you notice a difference in real world use? Read on for more.