The ViewSonic G Tablet is a 10.1" tablet released at the end of 2010. It runs Android 2.2 Froyo, with ViewSonic's TapNTap user interface overlay on top of the operating system. The tablet is powered by NVIDIA's Tegra 2 dual-core processor, clocked at 1.0 GHz. There are two accessible USB ports, one of which is Mini-USB; the other is a standard USB 2.0 port. The ViewSonic G Tablet does not allow access to the Android Market for downloading apps, but does allow the installation of third party apps.