SiS 661FX

From Silicon Integrated Systems:

SiS 661FX implements a well-designed format that enables P4 Front Side Bus, DDR RAM and AGP 8X to achieve the optimal performance. The powerful chipset also provides superior image qualities that totally redefine the top-of-the-line graphic standard of the integrated chipsets. SiS661FX offers the best performance for the Intel® platform and the most efficient resource distribution. SiS661FX supports the latest 800MHz Front Side Bus clock, proving a 6.4GB/s transferring band -width, stable high-speed computing function and multiple RAM formats such DDR400/333/266.