My thinkpad only uses 3 5gb of memory i have 8 gb win7 64bit Tags: Configuration Thinkpad Memory Windows 7 Last response: June 21, 2010 11:20 PM in Windows 7 Share Anonymous a b } Memory a b $ Windows 7 June 21, 2010 9:40:23 PM my thinkpad only uses 3.5gb of memory I have 8 gb win7 64bit More about : thinkpad 5gb memory win7 64bit sminlal a b } Memory a c 209 $ Windows 7 June 21, 2010 11:20:18 PM Try this: Start -> Type "msconfig" into the search bar and hit Enter Click the "Boot" tab Click the "Advanced Options..." button Make sure the "Maximum memory" checkbox is NOT checked. m 0 l Can't find your answer ? Ask ! Publish Related resources Only 3 5gb ram available with 8gb installed, using win7 64bit, it show 4.5gb res Forum 8gb of memory only 3.98 usable - windows 8.1 64bit operations system Forum Win 8 64-bit 6Gb of memory installed, will only allow 1Gb to be used for gaming Forum [HELP!]8GB of Memory Installed, Computer only uses 3.92GB Forum SolvedWill going from 4gb memory to 8gb memory on a win7 64bit laptop make a big difference? Forum 64-bit Win7 won't recognize all 5GB of my RAM, help? Forum Will going from 4gb memory to 8gb memory on a win7 64bit laptop make a big difference? Forum SolvedWindows 7 64bit is only using 16gb of my 32gb memory Forum Windows 8 64-bit only 3.2 GB RAM available out of 4 Forum Solved5GB installed only 3.25GB usable Forum SolvedOnly 3.9GB useable out of 8GB (Windows 8 64bit) Forum 8GB RAM usable in Win7 but only using 50% Forum Win7 64-bit, 4gb RAM - only 3.5gb showing - help! Forum intel g2020 with Win7 64 bit os only showing memory 3.69 gb usable Forum 8.00GB memory (3.48GB usable) Windows 8.1 Professional (64-bit) Forum Added 1GB DDR memory but only 5GB showing Forum Gigabyte ga-ep45-ud3lr recognizes only 3 5gb ram Forum Only 3.90 GB of Memory Usable Out of 8 GB Forum SolvedI am using win7 32bit i want to install win8.1 64bit to my pc when i run the setup it shows some error saying that my pc versi Forum SolvedWin7, 64-bit -> can't install 8-Gb DDR2? Forum More resources Read discussions in other Windows 7 categories Configuration Customization Drivers Security Laptops !