D-Bench

Windows

Freedom report

Two barsScore 6.3

D-Bench is ranked #14 of 65 in PC benchmark software on Freedom251. It runs on Windows. There is a free plan.

D-Bench plans and pricing

Free Free Windows 8/8.1/10/11 or Vista/7 · approximately 470 KB download · Default, Blue or Red themes diskbenchmark.github.io · 1 Oct 2026

Free plan: Yes
Random I/O tests: Yes
Sequential tests: Yes
IOPS measurement: Yes
Latency measurement: Yes
Supported platforms: Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
Command-line interface: No

Purpose: D-Bench is a free Windows utility for measuring read and write performance of SSDs, HDDs, NVMe drives and USB storage.
Reported metrics: It reports throughput in MB/s, IOPS and average latency, including separate read and write throughput.
Workloads: The tool runs sequential and random I/O workloads with configurable block sizes, queue depths and thread counts.
Presets: It includes HDD, SSD and Flash Drive workload presets.
Themes: Downloads are available in Default, Blue and Red themes.
Supported Windows: Two builds are provided: one for Windows 8, 8.1, 10 and 11, and another for Windows Vista and 7.
Report export: Benchmark results can be saved as plain TXT files or styled, self-contained HTML reports.
Drive selection: The drive dropdown lists ready drives with drive letter, volume label, free space and total capacity.
Test controls: Users can configure block size, queue depth, thread count, access pattern, read/write mode, read percentage, duration, warm-up and cool-down.
Test management: The settings window supports adding, updating, removing, reordering, duplicating and clearing tests.
Caching behavior: The program uses unbuffered I/O and disables OS read caching for write tests as much as possible.
Support: The homepage links to GitHub Sponsors so users can support the author.
Maker location: The GitHub profile for Ari Sohandri Putra lists Indonesia as the location.
Price from: Free

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