Personally I use both. I have a Duron 600@ 770Mhz(7x110), setting the fsb/pci at 105/35 and the fsb+ at 5. The PCI+ is a good way to overclock your fsb higher without stressing the other hardware( soundcard,modem,vid cards, etc.)because it does't run the PCI & AGP busses out of spec., which...