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Quickly Run SD Card Speed Test on Windows 10/11 [Efficient Tools]

Updated by Sherly on Feb 22, 2023

SD cards are popular, but how much do you know about your SD cards? Do you know which one has the fastest speed? On this page, you can test your SD card speed with reliable tools:

How much do you know about the SD card speed class? SD cards have different speed classes. In this article, you can learn clearly about your SD card speed and make a better choice. First, let's figure out why we need to test the speed of an SD card.

Why Run SD Card Speed Test

SD, SDHC, SDXC, and SDUC are the four main card categories in the market. They have different characteristics but have the same function - data storage. Which SD card should you choose? Speed is the main factor you should take into account. The reasons why run SD card speed are as follows:

  • Better match with your device: The fastest SD card may not be the best for you. It's important that your devices, such as cameras/Android, can take full advantage of the SD card speed.
  • Test if the SD card is fake: Sometimes, you may buy a fake SD card, or it doesn't have the capacity and the speed it claims.

You can learn more about an SD card by following the link below:

Hence, to make full use of your SD card, it is recommended to test the speed of your SD card. Fortunately, there are several ways to run an SD card speed test. 

How to Run SD Card Speed Test on Windows 10/11- 2 Safe Ways

In this part, you can learn two ways to test the SD card speed, including a third-party tool and a built-in way:

Task Manager can only show the real-time speed of an SD card, so if you want to get detailed peak speed data, turn to EaseUS Partition Master. Let's learn how to use EaseUS Partition Master to run the speed test on an SD card.

Run SD Card Speed Test via EaseUS Partition Master - Easy

SD card speed test on a Windows PC can be very easy with the help of EaseUS Partition Master's "Disk Mark" feature. With simple clicks, you can get I/O, Delay, and detailed speed of your SD card, such as sequential read/write and random read/write. What's more, you don't need to type any commands in this process. 

Free Download 

Windows 11/10/8/7100% Secure

You can learn more information from the list below:

  1. Supported system: Windows 11/10/8/7 and Windows XP/Vista
  2. Target users: All users (Beginners and experienced users)
  3. Interface: Rather clear
  4. Operation difficulty: Easy

Here are the steps of how to use EaseUS Partition Master to run an SD card speed test:

Step 1. Launch EaseUS Partition Master. And click the download button to activate the "DiskMark" feature under the "Discovery" section.

click the download button of diskmark

Step 2. Click on the drop-down box to choose the target drive, test data, and block size.

select a drive

Step 3. Once everything is configured, click "Start" to begin the disk test. Then, you can see the Sequential or Random read/write speed, I/O, and Delay data.

click start

Now, let's see what else this tool can do to help.

Key features of EaseUS Partition Master:

Besides, this tool can help you manage your SD card, like formatting/wiping an SD card and merging/moving/partitions on it. Download it to try.

Free Download 

Windows 11/10/8/7100% Secure

Run SD Card Speed Test via Task Manager - Limited Data

Task Manager is also a reliable tool to help test SD card speed. However, as mentioned above, it can't show the peak data of your SD card. Here are the steps:

Step 1. Search "Task Manager" in the search box and launch it.

Step 2. Locate your SD card on the left panel in the "Performance" section.

check sd card speed

You can see that the data fluctuates since Task Manager shows the real-time data. So it is recommended that you use EaseUS Partition Master. With EaseUS Partition Master, you can see the fastest speed of your SD card.

Free Download 

Windows 11/10/8/7100% Secure


This guide shows two ways to check SD card speed: in Task Manager or by EaseUS Partition Master Test SD Card Speed. Task Manager can give you basic results, but EaseUS Partition Master will give you more accurate and comprehensive speed display results.

There are some other popular topics below you may like. Click them to help:

SD Card Speed Test FAQs

This part will share some frequently asked questions and answers about how to check SD card speed in Windows devices. Hope it can help.

1. Is there an app to test SD card speed?

Of course. There are many apps for SD card speed. Among them, EaseUS Partition Master stands out. You can test the speed of an SD card/USB/other external hard drives with simple steps:

Step 1. Launch EaseUS Partition Master on a Windows PC. Navigate to the "Discovery" section.

Step 2. Click "Disk Mark" and choose the target SD card.

Step 3. Click the "Refresh" button, and then you can see the detailed speed.

2. How fast is a 1TB SD card?

It depends on the different brands. For example, the read speed of SanDisk 1TB UHS SDXC is supported up to 200 MB/s, and the write speed of it maxes out at 140 MB/s.

3. Which SD card class is the fastest?

UHS Speed Class and Video Speed Class are typically faster. Video Speed Class is designed to support higher video resolutions and recording capabilities; on the other hand, many high-end cameras require at least U3-rated flash cards for functions such as high-resolution video recording.

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About the Author

Updated by Sherly

Sherly joined EaseUS in 2022 and she has always loved writing articles and enjoys the fun they bring. She receives professional training here, focusing on product performance and other relative knowledge.

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