Check flash drive speed mac
If you need to know the disk performance of an external drive, you can easily go about testing the read and write speed of any such drive by using several third party apps. This can be helpful for benchmarking the performance of external volumes for Time Machine backups, RAID setups, or even just to find out if an external USB flash key drive is fast enough to run a game or app from.
Disk Speed Test is the same simple app used to benchmark an SSD or standard hard drive , and with some minor effort can be. Another option is to use Xbench, and older free app that performs a general benchmark suite on OS X. With some minor settings adjustments, XBench can be turned exclusively into a simple disk speed performance testing suite, and it provides a simpler interface than Disk Speed Test.
Remember, drive speeds vary greatly with external volumes, and some limitations come from the drive type itself flash, ssd, traditional spinning platter , and others from the connection interface USB, USB 2, Thunderbolt, etc. Enjoy this tip? Subscribe to the OSXDaily newsletter to get more of our great Apple tips, tricks, and important news delivered to your inbox!
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See How Fast Your Mac’s USB Ports Are with This Trick
This closes the speed test. Method 2. Open the App Store. Type blackmagic speed test into the search bar. A list of matching results will appear. Click Blackmagic Disk Speed Test.
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Click GET. Click Install App. This will install the app on your Mac. Click OPEN.
This launches the Blackmagic Disk Speed Test app. Click the gear icon. Click Select Target Drive. Click Open. Click Speed Test Start.
Test Read & Write Speed of an External Drive or USB Flash Key
The test will begin. Once the test is finished, the read and write speeds will appear at the bottom of each meter. Include your email address to get a message when this question is answered. Already answered Not a question Bad question Other. Edit Related wikiHows. Article Info This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness.
Accurately Test Your System Performance