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Why It’s A Perfect Time to Upgrade Your RAM If You Have DDR2

Started by Devindra Hardawar · 11 months ago

If you’ve bought a computer in the past year or two, it is most likely running on a type of RAM referred to as “DDR2“. If you’re purchasing a new computer soon, then you’re pretty much guaranteed to be using it. You can click the link i ... Continue reading »

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  • If you're using a 32-bit operating system (which most people are), then there's a strong likelihood that 3GB is the most that you can upgrade to.

    I recently upgraded to a whole new computer system and discovered that the fourth GB is completely invisible to the system. Doing a little more research revealed that this last gigabyte is where video cards and other BIOS gets mapped in. Even if you have the RAM, these other devices get the first shot at the memory locations in that fourth gig.

    The best you can do is get 3.25 or 3.5 GB of usable RAM, but that involves going into your BIOS settings to see if there are any options to move things around.

    The solution is to run a 64-bit OS, but that might lead to compatibility issues with some applications.

    Read more in this posting "Dude, Where's my 4 Gigabytes of RAM?"

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