On Thu, 3 Jun 1999, Oleg Krivosheev wrote: > > > I don't know why the dimm went bad. I wouldn't think it's because the > > > 100/66MHz issue. > > > > I would surprise me too. I also run PC100 memory at 66 MHz with future > > upgrades in mind. > > old SDRAM had 5V voltage, PC100 is 3.3V But the DIMMs have notches in them that prevent you from using the wrong type. ...RickM...