Desktop image The desktop image allows you to try Ubuntu without changing your computer at all, and at your option to install it permanently later. This type of image is what most people will want to use. You will need at least 1024MiB of RAM to install from this image. 64-bit PC (AMD64) desktop image Choose this if you have a computer based on the AMD64 or EM64T architecture (e.g., Athlon64, Opte