Martin Racette wrote:
> Hi,
>
> I read lately an article in a local newspaper, that stated that if I
> have a motherboard that is build to use PC3200, I could also use
> PC4000 and even DDR2 memory modules
>
> What I would like to know is , IS this true, I know that I would not
> get the whole performance gain from those memory module, but is it
> possible to use the higher speed modules


DDR has 184 pins.

You can use either PC3200 and PC4000 in a board designed for DDR.

DDR2 has 240 pins. It can not be used in place of DDR.

Most new Intel boards use DDR2.