I recommend you the new HP KAYAK XU800 which has got two 66MHz 64bits PCI slots. You can find it at : http://www.hp.com/desktops/kayak/ Jean tak@core.rose.hp.com wrote: > Greetings, > > Are there any PCI-66 motherboards available? > How about with 64 bits? > > Thanks! > == > tom k > agilent technologies > tom_keaveny@agilent.com