Despite the Surface RT's miserable performance, and almost every other tablet maker jumping ship to Qualcomm, it appears that the Surface RT 2 -- due out in October alongside Windows 8.1 -- will still be powered by Nvidia's Tegra SoC. With Intel's Bay Trail due to hit the market at around the same time, and potentially offering more performance than the ARM-based Tegra 4, does the second-generation Surface RT really stand a chance?