Random Access Memory (RAM) is a type of hardware that your computer uses to store information. Adding memory is one of the most cost-effective ways to improve your computer's performance. However, before adding memory, consider taking steps that better utilize the memory you already have.
Dell Enhanced Pre-Boot System Diagnostics (ePSA) are diagnostics that are built into the hardware of your system. These tests allow you to check the hardware of you system from outside the Windows® operating system removing software from the diagnostic process.
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