Disk Benchmark | USB Apps

CrystalDiskMark – Disk Benchmark

CrystalDiskMark is a simple and Free Portable HDD Disk Benchmark or Hard Drive Benchmark tool. It can be used to test sequential, and random 4k and 512k read and write speed of local, external or networked hard drives in a range of sizes. The benchmark results can then be copied and stored to a text file.

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