Disk Benchmark for macOS®

Test Hard Drives, SSD Drives, HBAs, RAID Adapters & Storage Controllers

Easily measure storage system performance with ATTO Disk Benchmark for macOS®, the new freeware tool from the leading provider of high-performance storage and network connectivity products. Disk Benchmark monitors performance in hard drives, solid-state drives, RAID arrays, as well as connections to storage, allowing you to tune your storage system for optimal performance.

Compatible with macOS®, ATTO Disk Benchmark measures your storage systems performance with various transfer sizes and test lengths for reads and writes. Several options are available to customize your performance measurement including queue depth, overlapped I/O, and even a comparison mode with the option to run continuously.

Use ATTO Disk Benchmark to test any RAID controller, storage controller, host adapter, hard drive or SSD drive, and notice that ATTO products consistently provide the highest level of performance to your storage.


  • Capture snapshots or run continuous benchmarks
  • Ability to measure network or block storage performance via a file system
  • Support for variable transfer sizes and queue depths
  • Execute non-destructive performance on a file system
  • Custom transfer sizes
  • Supports multiple disks for each test

Working in a Windows environment?
Download the Disk Benchmark for Windows

Free Disk Benchmark for macOS® Download

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