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  1. CrystalDiskMark - Crystal Dew World [en]

    The result depends on Test File Size, Test File Position, Fragmentation, IDE (PATA)/SATA/RAID/SCSI/NVMe controller and CPU speed etc… A part of SSDs depend on test …

  2. Download - Crystal Dew World [en]

    [2025/11/20] CrystalMark 3D25 – Manual / History Installer ZIP Source Code [2025/07/21] CrystalMark Retro 2.0.6 – Manual / History Standard Edition Installer ZIP ZIP (9x) ZIP (NT) Source Code Store …

  3. CrystalDiskMark 8.0.0 - Crystal Dew World [en]

    Nov 20, 2020 · NVMe SSD: SEQ 1MiB Q8T1, SEQ 128KiB Q32T1, RND 4KiB Q32T16, RND 4KiB Q1T1 Changed Group Affinity Option from -n to -ag / Ver.4-6: -ag, Ver.7 -n by default Added Demo …

  4. Crystal Dew World [en]

    CrystalDiskInfo and CrystalDiskMark[2025/08/31] CrystalDiskInfo 9.7.2 | [2025/06/19] CrystalDiskMark 9.0.1 | [2025/07/21] CrystalMark Retro 2.0.6

  5. Install&Uninstall - Crystal Dew World [en]

    Zip Edition Install Please uncompress the zip file into any folder. Update Please uncompress the zip file into the folder of previous version installed. Uninstall ...

  6. Main Window - Crystal Dew World [en]

    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 …

  7. Main Menu - Crystal Dew World [en]

    File Copy Copy the result of benchmark to the clipboard. Save (text) Save the result of benchmark to file (UTF-16LE w/ BOM). Save (image) Save as image (PNG, JPEG, BMP). Exit Exit application. …

  8. CrystalMark Retro - Crystal Dew World [en]

    Please read it with the camera of your smartphone or tablet. Please use it to register benchmark results from retro PCs that are not directly connected to the Internet.

  9. FAQ - Crystal Dew World [en]

    The result depends on Test File Size, Test File Position, Fragmentation, IDE (PATA)/SATA/RAID/SCSI controller and CPU speed etc… In a part of SSD, the result depends on test data (random, 0fill).

  10. Software - Crystal Dew World [en]

    CrystalMark Retro A comprehensive benchmarking software that supports 32bit (x86), 64-bit (x64/ARM64), many-core, and multilingual (48+ languages). CrystalDiskInfo A HDD/SSD utility …