Assessing Your Video Card NeedsGPU, GDDR, SLI, and More: Understanding Video Card SpecsThe GPU ChipsetVideo MemoryDual-GPU SupportVideo Card ConnectorsBuying a Video CardBits, Channels, and More: Understanding Sound Card SpecsThe Sampling FrequencyThe Sample DepthThe Number of ChannelsSound Card ConnectorsBuying a Sound CardFrom Here