Virtual Memory Speed Vs. RAM

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    The Function of RAM

    • RAM, often referred to as "memory," allows your computer to both read and write data for the central processing unit. In simpler terms, RAM allows you to open and run programs. With insufficient RAM, your computer will slow down, and programs may not open.

    Virtual Memory

    • Windows uses virtual memory in place of RAM when little is available or to avoid using too much RAM. Your computer does so by converting free hard drive space to virtual memory.

    Speed Difference

    • You may be wondering why you couldn't just increase virtual memory instead of buying more RAM for to fix a slow computer. According to the Terry's Computer Tips website, RAM can access info in about 0.00000001 of a second, whereas hard drives take around 0.013 of a second. While hard drives may still sound fast, the speed difference is noticeable in systems with low RAM.

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