This means you can download, install, run and share the program freely without any restrictions. Select test data (Random, 0Fill, 1Fill).ĬrystalDiskMark Portable is released under the MIT License for the Windows operating system from drive utilities.Measure random 512KB, 4KB, 4KB (Queue Depth=32) reads/writes speed.Overall, CrystalDiskInfo Portable completes its tests without leaving much of a footprint in terms of CPU and memory usage but to get accurate results, it is recommended other applications remain closed. The user interface of the app is rather straightforward and provides speeds as graphs combined with some speed statistics. It uses different sizes blocks to test the performance.ĬrystalDiskInfo Portable tests are accurate because it measures random read and write speeds using differing block sizes.

The usage of CrystalDiskInfo Portable is pretty simple and allows you to test the speed of connected hard drives. You can run it from virtually anywhere including network drives, USB thumb drives and memory cards. Since it's portable, the program does not need to be installed. Benchmarking tool which tests the capacity and speed of hard drive.ĬrystalDiskInfo Portable is a small benchmarking application for hard drives.

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