How to Solve Kingston USB Slower than HDD in Windows 7/8/10?

March 18, 2019

This article provides the solutions of Kingstoon USB slower than HDD in Windows 7/8/10. It is also suitable for Samsung, Seagate, WD, etc.


“I have a Kingston V300 SSD use for games, and I’ve been running this setup for a while now. But I just realized my Kingston SSD is slower than my Western Digital HDD. The game loading time becomes longer. What’s wrong with my Kingston SSD? Is there any way to restore the performance of the SSD? Please help me! Thanks in advance!”

Why Kingston SSD slower than HDD?

As most users know, SSDs run much faster than HDDs. But sometimes you may find that SSDs are slower than HDDs. Why Kingston SSD slower than HDD? Actually, there are many reasons would cause this problem. the most common reason is the SSD gets too full. To deal with this problem, many users choose to wiping or formatting the SSD. But in fact, the normal wiping or formatting of the SSD is not an efficient way to erase data. Those deleted files were not actually deleted. The next time when a new file writes to, SSD controller will read, modify and write, which hinders the write speed of your SSD. Besides, if there are some bugs on the SSD or performance, compatibility issues can also cause Kingston SSD slow.

How to solve Kingston SSD slower than HDD in Windows 7/8/10?

You may be puzzled about how to solve Kingston USB slower than HDD in Windows 7/8/10. First of all, during the use of the SSD, do not use more than 70% of its capacity. When you fill it up, it will slow down as an HDD. If the SSD gets to full, you can use a professional SSD optimization tool to solve your SSD slow down problems. Here AOMEI Partition Assistant Professional is highly recommended, it provide users many useful features like Format Partition, Delete Partition, SSD Secure Erase, Partition Alignment, Partition Recovery Wizard and so on. You can use it to erase your SSD easily.

Secure Erase SSD

The following example will show you how to secure erase SSD with AOMEI Partition Assistant Pro in Windows 7:

* The SSD Secure Erase function is only available on Windows 7 at present. If the OS of your computer is other Windows systems like Windows 10/8.1/8, you can connect the SSD to a Windows 7 computer.

1. Connect the Kingston SSD to a Windows 7 computer and make sure it can be detected. Install and launch AOMEI Partition Assistant Pro. Right click the Kingston SSD to select “SSD Secure Erase”

SSD Secure Erase

2. Choose Kingston SSD to restore performance from given list.

3. Usually, SSD would encounter a frozen state which can be unfrozen by a hot swap. The steps of perform a hot swap are as follows:

A. Open your computer case, and disconnect power cable and SATA cable of SSD. Mind the operating sequence.

B. Reconnect the SATA cable and power cable of SSD. Mind the operating sequence.

4. After that, you will be able to erase the SSD. And wait the erasing to be completed.

Partition Alignment

Besides SSD Secure Erase, you can also use another function – Partition Alignment of AOMEI Partition Assistant Professional to improve the SSDs writing and reading speed. Partition alignment is a new concept of SSD, and it is very helpful for the best performance of SSD. If your SSD isn’t too full, you can use this function to easily check whether SSD partitions are aligned and realize partition 4K alignment. The specific steps are as follows;

Step 1. Launch AOMEI Partition Assistant Pro, right click the Kingston SSD partition and select “Advanced” > “Partition Alignment”.

Partition Alignment

Step 2. In the pop-up window, set partition 4K alignment and click “OK”.

Partition 4K Alignment

Step 3. After that, click “Apply” > “Proceed” to complete this operation.


Now, you can easily and effectively solve the problem Kingston SSD slower than HDD. AOMEI Partition Assistant Professional can be the best SSD optimization tool. If the operating system of your computer is Windows Server, you can turn to AOMEI Partition Assistant Server to enjoy it.