Posted on February 19, 2011 |
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Memory Support: Question: I have 4GB of memory installed on my copy of Windows 7 Ultimate 32-bit, but it doesn’t show up. When I install my copy of Windows XP 64-bit, it works fine. What gives? Answer: For the x86 versions of Windows 7, they claim to support 4GB. In reality, the operating system can only access approximately 3.1GB even when a full 4GB is installed. This is due to how 32-bit operating systems handle memory access. If you were to install the x64 version of the same operating system, your machine will have access to the full 4GB. This information is primarily true for desktop computers. On laptops, you also have to take into account that the majority of notebook and netbook laptops use “shared” memory between system memory and video memory. Upgrading: Question: I bought this PC a few years ago, and it is currently running Windows Vista Home Premium. I bought an upgrade copy of Windows 7...
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