AmorphousDiskMark measures storage read/write performance in MB/s and IOPS.

Sequential 1 MiB block read/write measurements with Queue Depth=1, 2, 4, 8, 16, 32, 64, 128, 256, 512, or 1024
Random sequence 4 KiB block read/write measurements with Queue
Depth=1, 2, 4, 8, 16, 32, 64, 128, 256, 512, or 1024
Sequential 1 MiB block read/write measurements
Random sequence 4 KiB block read/write measurements
Read/write MB/s or IOPS scores in the main window
Read/write MB/s and IOPS scores in the tooltip
Measurement data value: random or zero
Measurement size: 16 MiB, 32 MiB, 64 MiB, 128 MiB, 256 MiB, 512 MiB, 1 GiB, 2 GiB, 4 GiB, 8 GiB, 16 GiB, 32 GiB, or 64 GiB
Measurement interval: 0 seconds, ..., 10 minutes
Measurement duration limit: none, 5 seconds, ..., 1 minute.

A permission was given by the author of CrystalDiskMark to use an identical or similar user interface in this app.

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