Slow Read and Write Disk Speeds (Windows 10)

Over the past year, I've experienced a gradual slowdown in my computer's startup time. Initially, I didn't give it much attention, but now it's become a significant issue that I urgently need to address. I've observed that my hard drive has significantly low read and write speeds. This has raised concerns about the health of my HDD, which is around 2-3 years old and primarily used for storage with approximately 300GB of free space. Lately, the hard drive's performance has been deteriorating drastically, causing sluggish operation. When I remove the drive from the computer and run a test using HDTune, the read speeds indicate a mere 5MB/s or less. Can anyone provide assistance or guidance on how to resolve this problem?

If you're also plagued by the same issue, you can follow the tried-and-true solutions below to fix your slow hard drive.

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Workable Solutions Step-by-step Troubleshooting
Fix 1. Upgrade the Hard Drive Open Partition Master. Right-click the disk you wish to copy or clone...Full steps
Fix 2. Uninstall Unwanted Programs Click "Start > Control Panel". Choose "Programs and Features"...Full steps
Fix 3. Check the Speed Copy files from the original hard drive. Paste them...Full steps
Fix 4. Switch the SATA Port Disconnect the SATA cable from the first SATA port. Reconnect it to...Full steps
Fix 5. Clean Up Junk Files Download and install CleanGenius. On the main screen, choose "Cleanup"...Full steps

Why Your Hard Drive Becomes Slow

HDDs (Hard Disk Drives) and SSDs (Solid State Drives) are commonly employed in everyday life to store movies, games, and various files, rather than using a flash drive or a DVD. However, occasionally, a hard drive might exhibit sluggish reading and writing speeds, seemingly without any apparent cause. To effectively identify the reasons behind this issue and resolve the slow hard drive problem, it's crucial to first understand the factors that can lead to poor performance.

  1. 1. Torrents and P2P software
  2. 2. Inadequate power supply or USB ports
  3. 3. Insufficient free hard drive space
  4. 4. Logical errors and bad sectors
  5. 5. Damaged disk
  6. 6. Hardware failure...

Now that you're aware of the reasons behind the slow reading speed of the hard drive, you can implement the solutions to address the issue and easily speed up your hard drive.

Solution 1: Upgrade the Hard Drive to a Larger One

If your hard drive is too old and its storage capacity no longer meets your requirements, you can upgrade to a larger one. To accomplish this, you'll need a tool like Partition Master - a professional disk cloning software. This will enable you to easily upgrade your hard drive. Follow the steps below to expand your hard drive space: 1. Download and install the Partition Master software on your computer. 2. Launch the software and select the source hard drive (your current, smaller hard drive) that you want to upgrade. 3. Choose a destination hard drive, which should be the larger one you've purchased for the upgrade. 4. Ensure that the destination hard drive has enough unallocated space to accommodate the data from the source drive. 5. Select the "Clone" or "Disk Copy" option provided in the software. 6. Choose the appropriate cloning method, usually "sector-by-sector clone" for a more precise copy, though this may take longer. 7. Review the settings and confirm the operation. The software will then start cloning the data from the source drive to the destination drive. 8. Once the cloning process is complete, safely shut down your computer. 9. Replace the old hard drive with the new, larger one in your computer's hardware setup. 10. Boot up your computer with the new hard drive as the primary boot device. The system should start up normally, and all your files and applications should be accessible. 11. If necessary, use the Partition Manager to resize or redistribute partitions on the new hard drive to optimize the available space. By following these steps, you'll successfully upgrade your hard drive and increase its storage space without losing any data.

Step 1. Select the source disk.

    1. Click "Clone" from the left-hand menu. Select "Clone OS Disk" or "Clone Data Disk" and click "Next".
    2. Select the source disk and click "Next".

Step 2. Select the target disk.

  • Select the desired HDD/SSD as your destination and click "Next" to proceed.
  • Read the warning message and confirm by clicking the "Yes" button.

Step 3. View the disk layout and edit the target disk partition size.

Then click “Continue” when the program warns you that it will erase all data on the target disk. (If you have valuable data on the target disk, back it up beforehand.)

You can choose "Autofit the disk," "Clone as the source," or "Edit disk layout" to customize your disk configuration. (Select the last option if you wish to allocate more space to the C drive.)

Step 4. Click "Start" to begin the disk cloning process.

Solution 2: Disable or Uninstall Unwanted Programs on the Slow HDD

Meanwhile, you could be downloading several torrent files to your disk, watching a movie from the same disk, and scanning it for viruses. Can you imagine the workload you’ve imposed on your disk? It’s time to check your Task Manager and uninstall unnecessary programs.

1. Check the Task Manager

Inspect programs in Task Manager that frequently make read/write requests to the disk. Ensure no undesirable programs are occupying your disk space in the background.

Step 1. Type "Task Manager" in the Windows search bar and click on "Task Manager."

Step 2. In the Processes tab, examine the "Disk" process to identify what is consuming your hard drive space.

check the slow hard drive in task manager

Also read: Windows 10 100% disk usage in Task Manager

2. Uninstall Unnecessary Programs

If there are too many unwanted programs on your hard drive, you can uninstall them to speed up your computer.

Step 1. Click "Start > Control Panel".

Step 2. Select "Programs and Features".

Step 3. Next, choose the program you wish to remove. Once the program is selected, click on "Uninstall."

Follow the uninstallation instructions displayed on the screen, ensuring to eliminate all components as prompted.

卸载程序以加快硬盘运行速度 uninstall programs to speed up the hard drive

Solution 3: Check the Transfer Speed of the HDD

If Task Manager looks okay, check how long it takes to transfer a large file to the disk.

Step 1. Copy files from the original hard drive.

Step 2. Copy these files to the target drive to see the transfer speed.

Check the transfer speed

It should be close to the drive's advertised read speed (this may be affected by how the drive is connected, i.e. USB 3.0 versus SATA).

Solution 4: Switch the SATA Cable Port to Resolve Slow HDD Reading Issues

Another effective method to address a slow hard drive, particularly one that struggles with fast file transfer or read speeds, is to disconnect the SATA data cable from its original port on the motherboard (usually the first SATA port). Next, reconnect the same cable to the last SATA port. Occasionally, the issue lies with a dusty or loosely connected SATA cable, which can unexpectedly slow down your SATA HDD.

Step 1. Unplug the SATA cable from the first SATA port.

Step 2. Reconnect the SATA cable to the last SATA port.

switch the sata cable port

Solution 5: Clean Up Junk Files to Fix a Slow Hard Drive

For more severe hard drive issues that could lead to overloading and sluggish performance, you'll need the advanced assistance of professional hard drive cleanup software! In this case, I recommend CleanGenius. This free disk cleanup tool offers two valuable features that effectively address the issue of a slow hard drive.

If your hard drive is a system disk, you can attempt "System Cleanup." If the sluggish hard drive is a data disk, opt for "Large File Cleanup." Follow the steps below to rectify the slow reading speed of the hard drive: 1. **System Cleanup:** - Access the "Settings" on your computer. - Navigate to "System" and then choose "Storage." - In the storage settings, click on "Disk Cleanup." - Select the system disk (usually C:) and proceed with the scan. - The system will identify temporary files, system logs, and other unnecessary data that can be safely removed. - Choose the items you want to delete and confirm the process. 2. **Large File Cleanup:** - Install a reliable disk cleanup tool, if not already available, to locate large files consuming significant space. - Launch the tool and select the data disk that's performing slowly. - The tool will scan and list all large files. - Review the list and decide which files you no longer need or can move to an external storage. - Remove or relocate the chosen files accordingly. 3. **Defragmentation (for traditional HDDs):** - If you're using a traditional Hard Disk Drive (HDD), defragmentation might help optimize file organization. - Open "Defragment and Optimize Drives" from the Start menu or search bar. - Select the slow hard drive and click "Optimize." - The process may take some time; do not interrupt it. 4. **Update Drivers and Software:** - Ensure all drivers and software related to your hard drive are updated to the latest version. - This can improve compatibility and performance. 5. **Check for Malware:** - Perform a full system scan using an antivirus program to rule out any malware impacting the hard drive's performance. 6. **Reduce Startup Programs:** - Manage startup programs to minimize the load on the hard drive during boot-up. - Access "Task Manager," go to the "Startup" tab, and disable non-essential apps. 7. **Hardware Inspection:** - If the above steps don't help, there might be a physical issue with the hard drive. Consult a professional to inspect the hardware. By following these steps, you should be able to improve the read speed of your hard drive.

Step 1. Download and install Partition Master Suite.

Download and install CleanGenius

Step 2. Click on PC Cleaner and install the CleanGinus tool. Next, click "Cleanup" and then "Scan" to begin cleaning your system and restore your PC to its optimal state.

system cleanup step 1

Step 3. The software will scan your entire computer to locate idle data files that occupy a large portion of your disk space. You can choose to remove unnecessary large files, system junk files, and Windows invalid entries by clicking "Clean" to initiate the system cleanup process.

system cleanup step 2

Step 4. When the scan is complete, click "Done" to finish cleaning system junk files.

system cleanup step 3

Conclusion

If you encounter a slow hard drive read speed error, these solutions can greatly assist you in resolving the issue. Don't waste time searching for remedies online; promptly try any of these methods to speed up your hard drive.

"Hard Drive Takes a Long Time to Read" FAQs

There are various related questions about the slow hard drive issue on the internet. Feel free to explore further if any of these topics pique your interest.

How can I resolve a slow hard drive transfer speed issue?

Here are the steps to address a slow reading or transfer speed on a hard disk: 1. **Check Cables and Connections**: Ensure that all cables connecting your hard drive to the computer are securely attached and not damaged. Loose or faulty connections can cause slow data transfer. 2. **Defragment the Disk**: Over time, files on your hard drive can become fragmented, leading to slower read times. Use the built-in 'Defragment and Optimize Drives' tool in Windows or a similar utility for other operating systems to rearrange files for faster access. 3. **Update Drivers**: Update the drivers for your hard disk controller to ensure compatibility with your system and potential performance enhancements. 4. **Run a Disk Check**: Utilize the 'chkdsk' command in Command Prompt to scan for and fix any errors or bad sectors on the hard drive. 5. **Disable Antivirus temporarily**: Some antivirus software may interfere with disk operations. Temporarily disable it to see if it affects the speed. 6. **Reduce Background Processes**: Close unnecessary programs and processes running in the background that might be utilizing the hard drive resources. 7. **Upgrade Hardware**: If the hard drive is old or has a low spindle speed, consider upgrading to a newer model, such as an SSD (Solid State Drive), which typically offers much faster read and write speeds. 8. **Check for Malware**: Perform a full system scan to ensure your computer is free from malware, which could slow down your hard drive. 9. **Optimize Power Settings**: In the Control Panel or System Preferences, ensure that the power settings are set to 'Performance' mode, rather than 'Power-Saving' mode, which may limit hard drive speed. 10. **Contact Manufacturer Support**: If none of the above steps improve the situation, you might need to contact the hard drive manufacturer's technical support for further assistance or consider replacing the hard drive. Remember to always back up important data before attempting any of these steps to prevent potential data loss.

    • Turn Off or Uninstall Unwanted Programs
    • Check the Transfer Speed
    • Switch the SATA Cable Port
    • Clean Up Junk Files
    • Upgrade the Hard Drive

The read and write speed of a 7200 RPM (revolutions per minute) hard drive can vary depending on several factors such as the interface type, cache size, and the specific model. Generally, a 7200 RPM hard drive provides faster performance compared to a slower 5400 RPM drive. For sequential reads and writes, a typical 7200 RPM HDD can achieve speeds around 120-150 MB/s (megabytes per second). However, for random access operations, which are more common in day-to-day usage, the speed might be lower, ranging from 60-90 MB/s. It's important to note that these figures are approximate and can differ between manufacturers and models. Solid State Drives (SSDs), which use flash memory, generally have much higher read and write speeds, typically ranging from 500 MB/s to over 3,500 MB/s.

While it's true that a 7200 RPM hard drive is undoubtedly faster than a 5400 RPM drive, the average read and write speeds for 5400 RPM drives are approximately 100 MB/s, whereas 7200 RPM drives provide an average of 120 MB/s read and write speeds.

Why does my hard drive take so long to boot up?

Here are the reasons:

  • Torrents and P2P software
  • Inadequate power supply or USB ports
  • Lack of sufficient free hard drive space
  • Logical errors and bad sectors
  • Damaged disk
  • Hardware failure

How fast should my HDD be?

For a contemporary 7200 RPM hard drive, the speed typically ranges from approximately 80 to 160 MB/s currently. The term "4K" refers to the speed at which small files (4 kilobytes in size) are read or written. On numerous larger drives, this is the smallest cluster size, hence it represents the lower speed limit.