Parhelia-512 is an 80 million transistor, 0.15µ, 2D, 3D and DVD/video GPU with a true 256-bit DDR memory interface providing over 20 gigabytes per second (GB/s) of raw memory bandwidth. This AGP device supports unified frame buffers up to 256MB in size and integrates two RAMDACs, a TV encoder and support for dual TMDS transmitters. Designed to surpass the expectations of the most demanding professional users and PC enthusiasts, Parhelia-512 has three major goals: to dramatically increase the quality of all aspects of visualization, to sustain extremely high performance for the most complex and demanding graphics rendering and to deliver a number of innovative and substantive features.