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 Pyroflea a b } Memory 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. jayeph September 12, 2010 2:15:23 AM i have 64bit windows 7 ultimate Related resources Windows 7 64bit wont recognize 4gb of ram, only 2.98 - Forum 4gb ddr3 3.2gb usable - Forum Memory issues Dell laptop - Forum Installed 4gb of RAM memory , but BIOS says only 2.5gb are usable - Forum Only 4gb Usable out of 8gb Memory in Windows 7 - Forum Can't find your answer ? Ask ! Get the answer jayeph September 12, 2010 2:15:32 AM should i RMA my ram? Maziar a b } Memory September 12, 2010 7:32:35 AM Go to msconfig>boot>advanced options and make sure "Maximum memory" is unchecked. Can't find your answer ? Ask ! Publish Related resources 4GB vs. 6GB RAM Windows 7 64bit Forum Windows 7 64 bit seeing only 2.87 of 4gb memory Forum Only 4gb Usable out of 8gb Memory in Windows 7 Forum Why my nvidia 9800 GT "Green" have only 128 mb of vram ??? Forum Only 3gb Usable out of 4gb Memory in Windows 7 Forum 64 bit Win7, 6GB memory but only 4GB usable Forum NVIDIA GTS 450 DDR3 1GB VS AMD RADEON HD 6670 DDR5 1GB VS HD 6750 DDR3 Forum 8GB of Memory Installed, Computer only Recognizes 4GB . Forum Ram usage is oddly high Forum Intel i5 3550p & AS Rock Z77 PRO 3 Forum Are all laptop memory 200 pins? Forum Problems mixing in new memory with old Forum Buying DDR3 Memory Forum 4GB to 8GB DDR2 8500 problems running at full speed Forum My memory is DDR PC3200 will ddr 2100 work Forum More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !