Side by side
AmorphousDiskMark vs fio
Both stand on pc benchmark software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Mac
AmorphousDiskMark offers detailed, configurable storage benchmarks at no listed cost. Its Mac-only scope and the possible wear from repeated measurements are the main considerations.
Visit AmorphousDiskMark Free plan LinuxMacSelf-hosted+1
fio offers detailed workload controls, verification, and several output formats at no cost. Its HTTP direct-I/O depth limit matters for users planning those workloads.
Visit fioThe facts
| AmorphousDiskMark | fio | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Mac | Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 1 |
| Maker | Not published | fio |
| Website | katsurashareware.com | github.com |
| On pc benchmark software | #14 of 73 | #10 of 73 |
AmorphousDiskMark: what it does well
- Measures sequential and random storage performance
- Reports MB/s or IOPS
- Supports custom test profiles
- Works offline after download
- Free and open source
What to know first
- Mac only
- Repeated tests may reduce storage lifespan
- Apple has not verified the privacy disclosure
fio: what it does well
- Defines multi-threaded workloads in job files.
- Supports sequential, random, and mixed reads and writes.
- Exports results in text, JSON, and log formats.
- Includes options to verify written data.
- Available for Linux, Windows, macOS, and other systems.
What to know first
- HTTP direct I/O is limited to depth 1.
- Bug reports go to the mailing list or GitHub.
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