2002-11-18 SiS 655 Pentium 4 chipset featuring a 533 MHz front side bus, AGP 8x and dual channel DDR333 memory for a memory bandwidth of 5.3 GB/s. Supports HyperThreading, USB 2.0 and Firewire and use SiS MuTIOL 1G for "inter bridge communications" up to 1GB/s. Complemented by the SiS963 south bridge.