Key features of the graphics card
The characteristics of the video memory on board the graphics card
Video card core frequency and overclocking potential
Connectors, the amount of heat generated in normal mode and during overclocking
Interfaces and connections
Hardware capabilities and maintaining the API
Built-in support for video and image compression standards
Base Clock - this is the guaranteed speed that the manufacturer sets for the type of cooling and binning that the GPU comes out of the factory with.
Boost Clock - this is a theoretical minimum speed to which the video card can be overclocked considering the cooling and binning requirements.