How much RAM can I really use?
34624
Why does Windows only show about 3.5 GB of my 4 GB of RAM?
148186
12GB of RAM only 8GB is usable on Windows 7 64-bit
53293
What is the maximum RAM supported by the desktop and server editions?
93722
Why is more ram needed if you're running on a VM?
93854
How to check my RAM configuration (Windows 7)?
147949
Minimum RAM needed for Minecraft server?
78732
How much swap space should I use?
22811
RAM compatibility
100732
What limits a motherboard from supporting more memory?
63934
How to control RAM / swap usage
68196
Measuring RAM usage of a program
35567
Where has all the RAM gone?
66725
Can more memory than I need slow down my server?
138315
2.5 GB usable out of 4 GB of ram
140245
How much RAM can a 2007 iMac hold?
41282
Is there way to enable more than 4 GB RAM in 32-bit Windows OS?
145660
What's the maximum RAM a single slot can take in my Sony Vaio?