My BIOS Says 1333 When my RAM is 1600 Tags: Memory BIOS RAM Last response: December 28, 2012 3:40 PM in Memory Share TheGamblerUK December 28, 2012 3:22:59 PM Well i brought my 2x8 16GB Vengeance RAM. It said PC3-12800 (1600mhz) . I looked in my BIOS and it said my RAM is running at 1333mhz As you can see her my Board supports 1600 but it doesnt even say it supports 1333 http://www.asrock.com/mb/AMD/970%20Extreme3/?cat=Specif... Why am i being set to 1333 ? It is really rustrating me. CPU : AMD II x4 945 That does support 1600 Aswell so what is the problem ? RAM : http://www.ebay.co.uk/itm/130810348222?ssPageName=STRK:... More about : bios 1333 ram 1600 cin19 a b } Memory December 28, 2012 3:28:16 PM Most MB will default set to the lower frequency (1333MHz) for safty, you need set it to 1600MHz in the bios. TheGamblerUK December 28, 2012 3:29:50 PM cin19 said:Most MB will default set to the lower frequency (1333MHz) for safty, you need set it to 1600MHz in the bios. i cant find the option to change it, would it be under advance ? Can't find your answer ? Ask ! Get the answer cin19 a b } Memory December 28, 2012 3:40:43 PM Check the manual pages 40/41, under OC tweaker screen> DRAM configuration, if you select the "auto" then you are set. Can't find your answer ? Ask ! Publish Related resources: ForumOld ram was 1600 , put in new 1600 and it says 1333 ForumBios say 1333 should be 1600 Forum1600 mhz ram showing up as 1333 mhz ForumDDR3 1600 shows as 1333 in BIOS - New Build Ever ForumDDR3 1600 showing as DDR 1333 in BIOS ? ForumRAM not running at 1600 mhz when the sticker on it says it should. ForumRAM running at 1333 instead of 1600 Forum1600 ram showing 1333 "Z77 asus" Forum1600 ram showing 1333 "Z77 asus" ForumRam 1600 mhz or 1333 mhz? ForumChanging ram from 1333 to 1600 ForumIs 1600 mhz ram faster then 1333 ForumDDR3 RAM : 1600 , 1333 , 1066? Forum1600 MHz RAM running around 1333 MHz Forum1600 Mhz RAM on 1333 MHZ max board Forum1600 mhz ram on a 1333 / 1066 mother? ForumIs the RAM really 1600 or 1333 ? ForumHelp updating BIOS Forum1333 or 1600 ForumDo I need to flash BIOS? If so, what is the risk? More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !