How to Use a Pen (flash) Drive as RAM For Your PC [windows/linux]


Getting began

To begin utilizing your use flash drive as RAM, it will be important that you just possess a flash drive which has ample quantity of reminiscence. 4 GB is the minimal quantity of area that you must have in your flash drive and simply to be on the safer facet, 8 GB is extremely beneficial.


How To Use USB Flash Drive As RAM (2018) – YouTube

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Find out how to Use a Pen (flash) Drive as RAM For Your PC [home windows

 · So that you don't have to fret about somebody stealing any knowledge from the cache written into your pen drive. Use pen drive as RAM in Linux. Linux makes use of a separate partition known as swap to cache knowledge when RAM will get stuffed up. So the trick to use a pen drive as RAM in Linux is to interchange the partition mounted as swap with the pen drive.

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Disadvantages of RAM and ROM

Among the disadvantages of RAM are –

  • If the CPU desires to learn the information from the RAM, then the information entry from the registers and the cache is sluggish compared
  • RAM is risky, i.e. it’s tough to retailer knowledge eternally.
  • It’s costly.
  • It has restricted area.

Among the disadvantages of ROM are –

  • ROM is read-only, can’t be modified.
  • If modifications are required, it’s not attainable.

Use pen drive as RAM in Linux

Linux makes use of a separate partition known as swap to cache knowledge when RAM will get stuffed up. So the trick to make use of a pen drive as RAM  in Linux is to interchange the partition mounted as swap with the pen drive.

Step one is to seek out out the partition identify of your pen drive.  Use the next command –

It will present you the small print of all of your accessible drives. You may simply discover out the partition identify of your pen drive from the record. Right here is an instance the place I’ve a 4Gb pen drive –

The partition name here is /dev/sdc1. The next ste

The partition identify right here is /dev/sdc1. The following step is to unmount your USB drive with the next command –

Now it’s good to create your swap file on the pen drive with this command –

Lastly, activate the brand new swap file with this command –

That is it. Your Linux OS will now use the pen drive to carry out any swapping operations every time your RAM will get stuffed up.

To verify your new pen drive swap is lively, use the next command –

You need to see your pen drive partition listed.

Important:  When you use mkswap command on your pe

Necessary: Whenever you use mkswap command in your pen drive, the prevailing knowledge in your pen drive will likely be misplaced. So make sure that to USE CORRECT PARTITION NAMES. As an example, in the event you by chance use a special partition identify, the information in that partition (which may be your arduous disk) could possibly be misplaced eternally.

Methodology 2: Use USB as RAM with ReadyBoost Characteristic

Alternatively, it’s also possible to use USB as RAM by using ReadyBoost.

ReadyBoost (codename EMD) is a disk caching software program part developed by Microsoft, offered in Home windows Vista and later variations of Home windows. It permits NAND reminiscence mass storage units like USB flash drive for use as a reminiscence cache to enhance computing efficiency.

Observe: There isn’t any want to make use of ReadyBoost characteristic on the pc operating an SSD, as it’s already quick sufficient to outperform the USB drive.

It’s possible you’ll marvel how you can make it. Simply do as the next tutorial reveals.

Step 1: Hold your USB flash drive linked along with your laptop.

Step 2: Double-click This PC icon to open File Explorer.

Step 3: Proper-click your USB drive and select Properties.

Step 4: Underneath ReadyBoost tab, verify Use this system and transfer the slider to order area for the ReadyBoost characteristic as your wants. In case you received’t use this USB drive for every other functions, you possibly can verify Dedicate this system to ReadyBoost.

Step 5: Click on Apply and OK button to avoid wasting the modifications.

Observe: In case you don’t wish to use this ReadyBoost USB any extra, simply verify Don’t use this system and save the change.

After that, you possibly can restart your Home windows to take impact the modifications.

What’s the primary perform of a RAM in a pc?

The principle perform of Random-access reminiscence or RAM is to behave as a short lived storage of information and program directions that may be accessed shortly by the CPU when required. Let’s talk about major capabilities of RAM in a pc.Studying information: That is one among the first works RAM performs. Onerous drives in your system retailer an unlimited variety of information and trigger delay functioning. It turns into trouble job to retrieve any file from the arduous drive as information saved on arduous drive stays scattered and to totally different places. To entry these information, drives require to maneuver its mechanical learn/write arm backwards and forwards and want to attend till the spinning platters spin into the proper place. Regardless of the actual fact, drives spin at greater pace (hundreds of rotations per minute) this course of causes a critical delay when studying information. To take care of this example and to minimize the slowdown, your system retailer information in RAM as soon as the information are first to learn from the drive. Aside of it, RAM doesn’t have shifting components and runs at quicker pace thus it hundreds info shortly throughout subsequent makes use of.To recuperate some treasured disk area and to scale back a load on RAM whereas looking information in your system, you need to use PC cleaner tools to take away all pointless information. It would show you how to clear and set up your knowledge within the a lot better manner.Momentary storage: That is one other perform of the RAM which permits non permanent storage of the information on RAM whereas program or information are in use. Along with storing information learn out of your system arduous drive, RAM additionally shops info or knowledge that applications are utilizing actively. This knowledge consists of that knowledge which needn’t be saved completely because it stays non permanent on RAM. When your system retains non permanent knowledge on RAM to run it briefly it permits the system to work quick and environment friendly. It improves pace and responsiveness of the system.Other than these capabilities, extra RAM area may also help you enhance your system pace and efficiency considerably. You may improve RAM area as per your system configuration for higher outcomes.Abstract: Random Entry Reminiscence (RAM) performs an necessary function to enhance your system pace and efficiency. Let’s talk about about RAM and its capabilities in your system.


  • Apps that require a specific amount of RAM to run (together with most video games) won’t acknowledge your new digital RAM as precise RAM. You’ll nonetheless want so as to add RAM to your laptop if you wish to use an app that requires extra RAM than what’s put in.

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  • To disable ReadyBoost sooner or later, right-click the drive in File Explorer, choose Properties, select ReadyBoost, after which select Don’t use this system.

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Reader Interactions


  1. Sambit Koley says

    The 4 GB quantity of storage will likely be reserved in the event you enact the prescribed course of. Now, in the event you reserve 4 GB of an 8 GB or 16 GB USB drive, it would give you much less environment friendly and slower R/W speeds.

  2. Consumer says

    2. We advocate utilizing at the very least 32 GB USB drive. Although, 64 GB is probably the most most well-liked choice. Why advocate 32 or 64 when max usable is simply 4gb?