T-Break has published their review on the SiS 645DX chipset which officially introduces 133MHz FSB for the Pentium 4 chipset.
As we mentioned earlier, the 645DX is basically the 645 chipset supporting 133MHz FSB for the Pentium 4. Thus, there aren't many new features on this chipset- think of it as an A version of a VIA chipset which tweaks performance. We did find a couple of new things in the BIOS. Firstly, the BIOS supports DDR-400 as there is an option to configure your memory to DDR-400. However, if you do so, the memory timing are set to lowest such as CAS 2.5 etcRead more
