The Windows 64BIT OS has a Virtual Memory/Page File flaw..To fix,R.click my computer/properties/Advance/Virtual Memory tab/Advanced/Change button.With C: highlited,set to: Let System Manage click set 2X exit,restart pc..
Actually high Ram memory,or ram is default is ok,virtual memory is best to be set & uses min. amount,page file is on the OS HD,its slower than ram & creates fragmented data/not wanted.To fix this,install a 2nd HD,slave or a USB Flash drive,enable
in diskmgmt.msc then set to page file as outlined above,want more info.follow the links.
https://docs.microsoft.com/en-us/previous-versions//cc751291(v=technet.10)
https://docs.microsoft.com/en-us/windows-server/administration/performance-tuning/hardware/
Although its not Win 7 OS defaults,Win 7 uses the same technology.