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.
Dedicated graphics means that there is a graphics chip that has access to its own video RAM separate from the general computer RAM. So video information should be handled by the dedicated graphics and not the processor freeing the processor up for other tasks.