![]() Why Am I Limited to 4GB of RAM The reason behind the so-called 3GB barrier lies in the architecture of 32-bit operating systems.Įach individual byte of RAM has its own physical address that the system uses to access particular units of memory.ĭepending on your setup, this can limit the amount of RAM your system can support to somewhere around 3GB although it could be slightly higher or slightly lower.Ī technique called physical address extension, or PAE, can allow a 32-bit OS to support up to 64GB of RAM.īy increasing the physical address size from 32 bits to 36, there are plenty more addresses available for the system to use but the systems virtual addresses stay the same, ensuring that everything works just as it should. Heres all you need to know about patching your 32-bit system so you can take advantage of RAM is like short term memory.įind out how much your computer has, how to get the most out of it, or how to get more. The Win 7 32 will use 3,2 G and the internal graphics (and other. ![]() I use patched kernel (PatchPAE2) to use whole 4GB of RAM, it seems to works fine. I use 32bit version of Windows 7 on one of my machines, because some older programs dont work on 64bit. ![]() Vesavchi Paru Nesli Go Install This Patch.
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