Windows 7 x64 3.2Gb RAM usable instead of 4Gb installed
120342
64-bit Windows 7 can only use 3.25GB of RAM instead of 4GB?
38619
Windows says RAM ran out while there is still 4 GB of physical memory available
39480
Installed memory 4GB but only 1.93 GB is usable shows in system properties dialog?
31516
Available memory differs by several GiB from what is installed
54443
MBP 13' (mid-2010; 7,1) 2.4 Core 2 Duo P8600 supporting 16 GB RAM under Win7?
98695
Why 32bits OSs can't address more than 3.2/3.2 gb of memory?
847
I have 16GB RAM. Do I need 32GB swap?
25291
How do you get total amount of RAM the computer has?
96780
I had 6 GB RAM, now Windows is telling me I have only 2 GB. Where's the other 4 gone?
71060
High RAM usage.
41282
Is there way to enable more than 4 GB RAM in 32-bit Windows OS?
101590
Windows 8.1 64-bit: High memory usage
59669
How do I speed up lackluster hardware running Windows 7?
103729
Should I keep 32bit or 64 bit Windows 10 on my x64 based Intel Atom Z3735F cpu on 2gb ram non-upgradable laptop
57882
What are these different kinds of memory usage in Windows 7 task manager?
122503
What's the maximum amount of RAM I can use on an specific hardware
16316
Is there any benefit from installing Windows 7 64-bit when you have less than 4GB of RAM?