ddr3 1333 in mac pro 1.1??

Discussion in 'Mac Pro' started by brenden, May 1, 2013.

  1. brenden macrumors regular

    brenden

    Joined:
    Mar 14, 2009
    Location:
    Texas, USA
    #1
    So i have 18GB of DDR2 667 Ram in my mac pro 1.1 but my i recently came across 2x4GB sticks of DDR3 1333 will those fit in my system with some of the current ram sticks? Will they down clock?
     
  2. Intell macrumors P6

    Intell

    Joined:
    Jan 24, 2010
    Location:
    Inside
    #2
    DDR3 ram will not fit or work in a DDR2 machine.
     
  3. brenden thread starter macrumors regular

    brenden

    Joined:
    Mar 14, 2009
    Location:
    Texas, USA
  4. bax2003 macrumors 6502a

    bax2003

    Joined:
    Dec 25, 2011
    Location:
    Belgrade, Serbia
    #4
    Use only fully buffered DDR2 667 / 800 MHz modules with heatsinks.
     

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