fio vs MLPerf Client
| fio | MLPerf Client | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Linux, macOS, self-hosted, Windows | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Workload areas | sequential reads/writes; random reads/writes; mixed read/write; trim operations; bandwidth; IOPS; submission, completion, and total latency | LLM inference; image generation; agentic AI |
| Operating systems | Linux; Windows; macOS | Windows 11; macOS Tahoe 26; iPadOS 26; Ubuntu Linux 24.04 |
| Result export formats | normal text; CSV (terse); JSON; JSON+ | CSV |
| Custom test profiles | Yes | Yes |
| CLI or automation | Yes | Yes |
Both are listed in Best PC Benchmark Software. On Inferse, fio scores higher on our published basis.