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.
The memory assigned to graphics is shared with the main system memory. This means if your PC has 4GB of RAM and 1GB shared graphics memory, only 3GB of that memory will be available to general computing tasks. A dedicated graphics card is generally more powerful than a shared graphics system.