Yes, it will run at the fastest speed the FSB supports, which would be 266 mhz.

>Hi,
>
>I have a asus P4B533-v-l.  It seems that I need to install 266Mhz DDR
>memory. But what happens if I install DDR 333Mhz ram?  Is it like installing
>133Mhz SDRAM on a motherboard that is made for 100Mhz?
>
>Thank you for your help!
>
>Andre Chiasson
>Quebec City
>
>
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