Can you run both 1066 mhz and 800 mhz at the same time in the same computer Tags: Computer Dimension Dell Motherboards Last response: December 13, 2009 8:13 PM in Motherboards Share Anonymous a b V Motherboard December 13, 2009 8:08:59 PM I have a Dell Dimension 8250 and would like to know if you can run both 1060mhz and 800mhz memory in the computer at the same time More about : run 1066 mhz 800 mhz time computer Anonymous a b V Motherboard December 13, 2009 8:13:11 PM in a way, yes. the ram should work, but the 1066 MHz ram will degrade itself to run at 800 MHz. So yes it will work, but no it wont run at 1066 MHz unless you oc it Can't find your answer ? Ask ! Publish Related resources: ForumDDR2 Ram 800Mhz and DDR2 1066Mhz in same Mobo...? ForumPhenom run 1066Mhz in 800Mhz help! ForumDDR2 1066Mhz or 800Mhz ForumHow much of a difference with 1066MHz & 800 MHzram speed using photoshop Forum1066Mhz downclocked to 800Mhz ForumFSB 800mhz to 1066mhz ? Forum8GB DDR2 800Mhz or 4GB DDR2 1066Mhz ? Forum2GB or 4GB? 800Mhz or 1066Mhz ? Matching RAM speed to FSB? ForumIs 2gb ddr2 running at 1066mhz in dual mode better than 3gb at 800mhz Forum1066mhz ram running at 800mhz ? ForumDDR2 RAM: Better performance with 5GB @ 800MHz or 4GB @ 1066MHz ? ForumDDR2 1066 with DDR2 800 in same Mobo? ForumOverclocking DDR2 from 800Mhz to 1066Mhz , is it worth the risk? ForumDifference betwteen 800MHZ and 1066MHZ Memory ForumMixing 2 x 1GB 800MHz with 2 x 1GB 1066MHz ForumMotherboard does not see 1066mhz only 800 why ForumWhen we finally can’t attained athletic subject, ForumWhat is faster? 4GB SLI at 1066 or 8GB at 800 Ghz? ForumComputer wont start up without switching it off again first ForumNewly built computer not turning on More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !