Just installed 12 gigs of ram on 64 bit Vista not all showing physical Tags: Memory RAM Windows Vista Last response: February 19, 2012 6:22 PM in Memory Share BagOsnarkz February 18, 2012 7:16:36 PM Hello, I have 12 gigs of ram that I have just installed (Upgraded from 3) however now my PC is only reading it as 4 Gigs after two restarts and I am unsure why My specs: 64-Bit vista 12.0 GB Single-Channel DDR3 @ 535MHz (7-7-7-19) MSI MSI X58 PLATINUM SLI(MS-7522) I've already verified that their wasn't a limit checked in MSCONFIG and per the manufacturer website the board can support upto 24 Gigs. Any advice would be appreciated More about : installed gigs ram bit vista showing physical h3sham a b } Memory February 18, 2012 9:32:09 PM bios reads all 12? BagOsnarkz February 19, 2012 3:07:03 AM I'm 90% sure it was (though I must admit I'm not very knowledgeable with bios configs) that said, reseating the RAM resolved the issue. Can't find your answer ? Ask ! Get the answer h3sham a b } Memory February 19, 2012 6:22:40 PM glad you managed to fix it Can't find your answer ? Ask ! Publish Related resources: ForumWindows XP pro 64bit not seeing greater then 4 Gigs of ram ForumWindows vista 64 bit only showing 3 5 gigs ForumWin 7 64-bit doesnt use all installed RAM Forum64bit System wont use more than 2 to 2.25 gigs of the 12 gigs of ram a ForumHelp - 12gigs RAM on mobo, BIOS shows 6 gigs , CPU-Z shows 12gigs ForumVista 64 Wont Recognize 4 gigs of ram Forum4 gigs and vista64 for games?? ForumUnable to see all 4 gigs of ram in vista 32 bit . please help ForumPagefile Size Windows Vista 64-bit with 8GB RAM Forum32 bit OS 4 gigs of ram ForumDo I really need 4 Gigs for Vista 64bit ? ForumGA-X38-DQ6 - Vista64 - Just installed 8GB ram . System will not boot? ForumVista 32 or 64 with 4 gig of RAM for gaming Forum* 64-bit * -> 4gb RAM not working properly in VIsta 64-bit ForumAnyone have 4 gigs in 32 bit XP/ Vista ? Forum4 gigs of ram vs 2? ForumIntel i5 3550p & AS Rock Z77 PRO 3 ForumEVGA Z68 = another RMA or do I just suck? bonus EVGA support fail. Forum[Solved] Computer wont turn on after new memory is installed ForumPhysical Memory problems More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !