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.
DO NOT enable LargeSystemCache! Especially if you have a ATI Video card. Large System Cache allows system cache to use up to 80% of RAM under normal memory pressure. This is NOT the ideal way to handle RAM! It should be the opposite! Foreground applications should take memory priority over system cache.