4gb but only 2.9gb available memory? Tags: Memory DDR3 RAM Last response: September 12, 2010 7:32 AM in Memory Share jayeph September 12, 2010 1:40:02 AM i have 2 x 2GB ddr3 1600mhz ram but everytime i boot windows, it says Total: 4094, Available: 29xx is this normal or is there something wrong w/ my ram? More about : 4gb 9gb memory | E-mail me updates | Report abuse Register or log in to remove Pyroflea Memory Expert September 12, 2010 2:03:53 AM Your Operating System is likely 32-bit, which has a memory limit of 3GB. You'll need to upgrade to a 64-bit version of your OS to utilize the remaining memory. | Report abuse jayeph September 12, 2010 2:15:23 AM i have 64bit windows 7 ultimate | Report abuse jayeph September 12, 2010 2:15:32 AM should i RMA my ram? | Report abuse Maziar Memory Master September 12, 2010 7:32:35 AM Go to msconfig>boot>advanced options and make sure "Maximum memory" is unchecked. | Report abuse Register or log in to remove Ask the community Publish Tom's Hardware>Forum>Memory>4gb but only 2.9gb available memory?> Related ressources: ForumWindows 7 64bit wont recognize 4gb of ram, only 2.98 Forum4gb ddr3 3.2gb usable ForumMemory issues Dell laptop ForumInstalled 4gb of RAM memory , but BIOS says only 2.5gb are usable ForumOnly 4gb Usable out of 8gb Memory in Windows 7 Forum4GB vs. 6GB RAM Windows 7 64bit ForumWindows 7 64 bit seeing only 2.87 of 4gb memory ForumOnly 4gb Usable out of 8gb Memory in Windows 7 ForumWhy my nvidia 9800 GT "Green" have only 128 mb of vram ??? ForumOnly 3gb Usable out of 4gb Memory in Windows 7 Forum64 bit Win7, 6GB memory but only 4GB usable ForumNVIDIA GTS 450 DDR3 1GB VS AMD RADEON HD 6670 DDR5 1GB VS HD 6750 DDR3 Forum8GB of Memory Installed, Computer only Recognizes 4GB . ForumRam usage is oddly high ForumIntel i5 3550p & AS Rock Z77 PRO 3 ForumAre all laptop memory 200 pins? ForumProblems mixing in new memory with old ForumBuying DDR3 Memory Forum4GB to 8GB DDR2 8500 problems running at full speed ForumMy memory is DDR PC3200 will ddr 2100 work More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !