Board Thread:General Discussion/@comment-86.172.89.47-20150429192922/@comment-2.98.35.150-20150928041807

if running 32 bit windows (any kind of windows) then the maximum ram the pc sees is something like 3.73gb

If running 64 bit it can see the full amount. so even if you have 16gb of ram but running windows 8.1 for example at 32 bit then it will ONLY see 3.73

You need a 64 bit version of windows.