DiskMark icon DiskMark

DiskMark - speed test for Mac OS X (macOS)

Test the performance of your flash (pen/usb), solid state, hard disk drives in just 60 seconds.

DiskMark performs real world speed tests and shows: DiskMark is extremely simple to use and invaluable if you work with any USB drives (flash or external harddisks). And, a history of benchmarks lets you quickly compare your own drives.




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