ATTO Disk Benchmark for macOS®

Industry Standard Application for Analyzing Storage Performance

From the world's leading provider of high-performance storage & network connectivity products, ATTO Disk Benchmark for macOS® is the tool that top drive manufacturers use to build and test drives, IT professionals use to maintain IT ecosystems, and leading hardware review sites include in benchmark suites.

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.

When you use Disk Benchmark, you’ll see that ATTO products consistently provide the highest level of storage connectivity performance and therefore make any storage ecosystem better.


  • 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

Slow Results? You need ATTO!

Just like ATTO Disk Benchmark, all ATTO Technology products are rich in features yet simple to use. They are purpose-made for users who require nothing less than highly reliable, high- performance storage connectivity for fully optimized environments.

ATTO ExpressSAS® SAS/SATA Host Bus Adapters provide high- performance data protection to direct-attached SAS and SATA storage. Featuring ATTO PowerCenter Pro, a game changing software technology that adds hardware RAID capabilities at no extra cost.
ATTO Celerity™ Fibre Channel Host Bus Adapters are engineered with the latest technology to deliver industry-leading performance. With distinctive latency-management features, Celerity HBAs provide faster and more efficient data transfers for the most demanding storage applications.
ATTO FastFrame™ 10/25/40/50/100GbE SmartNICs provide the performance, features, and reliability needed to support the most demanding and complex IT ecosystems – from the core to the edges.
ATTO ThunderLink® Thunderbolt™ Adapters is portable storage connectivity that keeps your benchmarks high. Faster, more powerful and reliable, with far more compatibility than any other Thunderbolt adapter, ATTO ThunderLink is made to support the work of creative professionals.

Fibre Channel Storage Controllers

Ethernet Storage Controllers

Management Software

Free Disk Benchmark for macOS® Download

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