Can I install DDR3 1333 in a board with max support of 1066 only? Tags: Memory DDR3 Dell Intel Last response: August 16, 2011 2:28 PM in Memory Share DrDeathAdder January 28, 2010 9:33:11 AM I got a Dell OptiPlex 780 with an intel chipset Q45 Dell specs & the intel site says that the Q45 accept DDR3 1066... I got some DDR3 1333 and I don't want to buy older ones, so can I use them instead? Thanks More about : install ddr3 1333 board max support 1066 outlw6669 a b } Memory January 28, 2010 9:50:58 AM Yes, it should work fine just running at the lower speed. hannibal January 28, 2010 3:58:15 PM And if you want to try, it is guite possible that your bios allow higher setting, if you set them manually. Most propably it is easier to try faster delay settings in 1066... Can't find your answer ? Ask ! Get the answer joeychizzel August 16, 2011 2:28:57 PM the Q45 can handle 1333 and if your cpu is a 1333 cpu, it'll be even better Can't find your answer ? Ask ! Publish Related resources : ForumCan i downclock 1333 mhz ram modules into a max 1066 mhz mainboard? ForumDual-Channel DDR3 2000(O.C.)/ 1333 / 1066 support ? Forum1333 RAM only working at 1066 ? Please help ForumWhat does the (OC) mean on DDR3 2000(O.C.)/ 1333/1066 ForumDoes the Asus - P5G41T-M LX Actually Support DDR3 1333 ? Forum1600Mhz RAM on 1333 MHZ max board ForumCan DDR3 1333 run on Board supporting DDR3 1066 ForumCore i7 Bloomfield officially supports only DDR3 800 and 1066 , no 1333 ForumQ9450 + DDR2 1066 or Nehalem + DDR3 1333 ForumDDR3 1600 will only run at 1333 ?? G.Skill ripjaws + P7P55D ForumI have i memory stick ddr3 1066 2gb, then i added another stick ddr3 1333 4gb, t ForumIs it okay to run ddr3 2000 runs on 1333 board ???? ForumASRock G41M-VS3 with Pentium 4s with 800MHz FSB, Ram DDR3 1333 Problem Forum"Reboot and select Proper boot device" ForumNeed Help with choosing the right Mobo ForumHelp picking Micro ATX Motherboard for AM3/DDR3 ForumGA-MA770-UD3 memory support ForumGiveaway 2500 system with Gigabyte Motherboard By Zalman Forum[Solved] Does the Gigabyte motherboard box come with a clear shrink wrap? Forum[Solved] Ddr3 ram - is it ok to have four ram slots? More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !