We can be brief about the performance of the Tegra 4. It's a very powerful chip, and it stands head and shoulders above all of the other SoCs used in Android tablets. The Tegra 4 has a GPU that's actually as powerful as the one in the iPad, which is definitely an accomplishment.
A quick patch update to Windows can extend the useful life of a PC. To take the fear out of Upgrading Windows 98 to Windows XP, rely on this guide. - PCSTATS Tips