Crystal Dew World [en]

Main Window

How to start Benchmark

1. Select Number of Test Runs, Test Size and Test Drive.
2. Click “All” button (or others button) to start Benchmark.

Number of Test

1~9. Default value is 5.

Test Size

16MiB, 32MiB, 64MiB, 128MiB, 256MiB, 512MiB, 1GiB, 2GiB, 4GiB, 8GiB, 16GiB, 32GiB and 64GiB.
Default value is 1GiB. It may be too large for low speed storage (USB memory etc…), so you should choose small size.

Test Drive

C:\, D:\ and etc… .
If you would like to test Network Drive, please execute CrystalDiskMark by standard user (UAC: No).

Test Unit

MB/S, GB/s, IOPS, μs(Average Latency)

Test Settings

You can configure Block Size, Queue and Thread settings by “Settings > Settings”.

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