Allopurinol (ZyloprimÂ®) is a prescription medication approved for preventing: 1  Gout attacks. 2  High uric acid levels due to cancer treatment. 3  Recurrent kidney stones in people with high uric acid levels.
Dedicated video ram or (Dedicated graphics) is purely dedicated to running applications requiring the use of graphics, whereas 1.7GB of video RAM is most likely shared RAM, which the system is using for the running of other applications and processes as well.
Permanent memory units are used to store data whose composition does not change during the processing of a specific type of information or the solution of one class of problem (such as tabular data, standard subprograms, and the unchanged programs of control computers).