CrystalDiskMark

CrystalDiskMark is a disk benchmark software.

Manual (ru) Download Report

CrystalDiskMark 1.0/2.0/2.1 has critical bug!! Please use 2.2 or later.

Known problem

4K QD32 test may conflict with Norton's and Avira's security software, so please stop real time scanner when you run CrystalDiskMark.

Screenshots

Useful Tools

DiskMarkStream by EMO

Theme

Digitalize PC

Key Features

• Measure sequential reads/writes speed
• Measure random 512KB, 4KB, 4KB (Queue Depth=32) reads/writes speed
• Select test data (Random, 0Fill, 1Fill)
• Theme support
• Multi-Language support

Important Notice

• "MB/s" means 1,000,000byte/sec.

Learn More: FAQ

Translation

I would appreciate it if you could translate CrystalDiskMark from English to your mother language.