IAStorDataSvc High CPU usage in Windows 10

IAStorDataSvc is just the abbreviated form of the Intel Rapid Data Storage technology. It manages the storage service on any Intel-chipset run device and always runs in the background. Normally, this service consumes 0-2% of the CPU power. But sometimes it may consume a huge amount of CPU power (65-80%) on your computer which in turn your computer to stall, making it completely unusable. Follow these minutely to sort out the issue fast.


Fix 1 – Run a full system scan

Running a full scan of your system should identify the malware causing this issue.

1. Search for “Windows Security“.

2. Click on the “Windows Security”.


Windows Security Search


3. In Windows Security, click on the “Virus & threat protection“.


Virus And Threat Protection


4. After that, click on the “Scan options” to view the available scan options.


Quick Scan


5. Then, click on the “Full scan“.

6. Next, click on the “Scan now“.


Full Scan


The scanning process will begin and will take a long amount of time. Let it find the malware causing this issue on your computer.


Fix 2 – Uninstall Intel Rapid Storage technology

As the main cause of this issue is the Intel Rapid Storage Technology software from your computer.

1. Press Windows key+R.

2. Now, write “appwiz.cpl“. Click on “OK“.




3. Find out the “Intel Rapid Storage Technology” software.

4. Right-click on it and click on “Uninstall“.


Unisntall Intel Rapid


Follow the on-screen steps to completely uninstall the software from your computer.

After uninstalling Intel Rapid Storage software, restart your computer and check.


Fix 3 – Disable IAStorData service

You can disable the autostart of the Intel Rapid Storage service.

1. Right-click on the Windows icon and then click on “Run“.

2. Write “services.msc” in the box and hit Enter.


Services Run


3. Keep a close eye for the “Intel Rapid Technology” service.

4. Double click on the service.


Intel Rapid Dc


5. Click on the drop-down icon and select “Disabled“.

6. To stop the service, click on the “Stop” option.


Disabled Stop Rst


7. Click on “Apply“. Then, click on “OK“.


Apply Ok


When you have disabled the service, close the Service panel.

Reboot your device.

Further, check if the IAStorDataSvc is still absorbing a huge amount of CPU resources.


Fix 4 – Kill the IAStorData service manually

Killing the IAStorData is just a workaround. Do this every time you boot your computer.

1. Press the “Ctrl+Shift+Esc” keys together to open the Task Manager.

2. Once you are in the Task Manager, look for the “IAStorData” service.

3. Right-click on the particular service and then click on “End task“.


Iastor End Task


Close the Task Manager.


Fix 5 – Install the latest version of Intel RST

Sometimes corrupted Intel RST can be the reason. Install the latest manually.

1. Click on this link to check out the latest version of Intel RST.

2. When you reach the webpage, click on the “Intel Rapid Storage Technology (Intel RST) User Interface and Driver“.


Intel Rst Click K


2. After that, click on the “Download“.


Download Rst


3. Once you have downloaded the driver, double click on it to start the installation.


Rst Dc


4. Click on “Next” to start the update process.




5. Upon finishing the installation process, choose the option “Yes, I want to restart this computer now.

6. Click on “Finish” to finish the installation process.


Yes Restart Finish


Your computer will reboot to implement the changes.

After rebooting your problem will be fixed for sure.


Fix 6 – Check for Windows Update

Microsoft delivers the latest version of Intel Rapid Storage with Windows updates.

1. Open Settings on your computer.

2. Just click on the “Update & Security“.


Update And Security


3. After that, on the right-hand side, click on “Check for updates” to search for the latest driver updates.


Update & Security Windows Update Check For Updates


This should fix the issue.

Additional Tips

1. Uninstall the antivirus on your computer. Then check if this works.

2. Change the BIOS settings on your computer. Try to set the SATA controller to AHCI.


Advanced Sata Operation


Your problem should be solved.