2.00gb usable help! Tags: Memory RAM Last response: January 4, 2012 9:00 AM in Memory Share HP_a6640d December 21, 2011 11:32:42 AM Hello TH, im so annoyed this evening that i intalled a 1024gb of ram in my pc.. original: m1: 2048 PC2-6400 ddr ram... m2: none- NOW: m1: 2048 PC2-6400 ddr2 ram... m2: 1024 PC2-5300 ddr2 ram.. the problem is.. when i boot on the bios it clearly detects all on its memory bank... it boot clean and smooth... when i see the computer properties.. memory 3.00GB(2.00 usable) how can i use the 1gb ive installed? in resourse monitor the 1gb is on hardware reserve.. i have dedicated gpu... HD 5570 1gb MS-7252 (boston gl6) MOBO Cheers, HP-a6640d More about : 00gb usable Sunius December 23, 2011 10:55:28 AM What windows do you have? HP_a6640d December 27, 2011 12:13:14 AM i have windows 7 ultimate 32bit and legit.. Related resources Windows 7 x64 says RAM 4 GB but 2 GB usable - Forum 4GB of RAM, but only 2GB usable ? - Forum Installed memory ram 4 0gb 2 0gb usable - Forum XP Pro and DELL BIOS dont see all of my 200GB HDD-- Help ! - Forum HD from 200gb become 35gb??? HELP ! - Forum Can't find your answer ? Ask ! Get the answer nikorr a c 146 } Memory December 27, 2011 12:29:33 AM What is your mobo model? HP_a6640d January 4, 2012 9:00:49 AM https://h10025.www1.hp.com/ewfrf/wc/document?docname=c0... thats the whole system except that i have a HD 5570 now and a 3gb memory.... plus windows 7 Can't find your answer ? Ask ! Publish Related resources: ForumHardware Gurus please Help with new 200gb install ForumHELP installing 200GB Hard Disk&Promise ATA100 TX2 ForumWin7 not recognizing maxtor ext. 200gb one touch ForumInstalled 16GB memory, only 8 usable , please help ! ForumNeed help istalled 2GB of ram but only 512mb usable Forum200GB HDD Forum32gb of 200gb ForumA8N32-SLI and Seagate Barracuda 200GB SATA problem ForumK8N SLI : 200GB HD, but only 136GB visible?!?! Forum200GB HD, but only 136GB visible?!?! ForumWhich is better memory ForumNeed help with motherboard and ram ForumHelp ForumNeed help with memory Forum[Solved] Need help picking a motherboard. (AMD) More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !