The SiSM741 chipset features a SiS Mirage Graphic Engine, an AGP-8X port, and a Shared Memory Architecture DDR-400 unified memory controller, supporting the AMD Athlon XP microprocessors series with FSB up to 333MHz. It also integrates a high performance 3.2GB/s DDR400 Memory controller to sustain the bandwidth demand from the integrated GUI or external AGP master, host processor, as well as the multi I/O masters. The integrated Mirage Graphic Engine features a 256 bit 3D, & 128 bit 2D Graphics engine, a video accelerator, an MPEG1/II motion compensation decoder, and a video link (combined with AGP port) to support TV-out & digital flat panels. In addition to integrated GUI, SiSM741 also can support an external AGP slot with AGP 4X/8X capability and Fast Write Transactions