A 3-D graphics accelerator which includes a command block with geometry data decompression capabilities and thus includes improved performance over prior art designs. The 3-D graphics accelerator couples to a system bus in the computer system and receives compressed geometry data from the system...http://www.google.com/patents/US5740409?utm_source=gb-gplus-sharePatent US5740409 - Command processor for a three-dimensional graphics accelerator which includes geometry decompression capabilities 
