Computers have become really cheap you can buy notebook starting from 15,000 INR on which you can run windows and Ubuntu ,but these low cost notebooks can impress you if it is these have fast processing .As these low cost notebooks run low voltage inlet atom processor .As Intel atom processors are really slow in terms of speed.Atom was introduced in 2008 as the company’s new ultra-low-voltage chip. Its design targeted a now forgotten category of “mobile Internet devices.” The Samsung Q1, a 7-inch device with a joystick-like mouse controller, is a great example of the category.Mostly INTEL ATOM can been seen in dell venue tabs but they are slow so Intel inside doesn't go with high speed so Intel should rethink about the ATOM processor which is affecting brand name .