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Performance check for Windows

The free benchmark for your hard drive

Check the settings and measurements that affect speed and see which changes are worth it.

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Check the PC

Find out what O&O SpeedCheck examines and how the performance index comes about.

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Read the results

Understand the ratings and which findings matter most.

View the results →

Apply the advice

Use the actions offered to make the recommended changes.

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O&O SpeedCheck is freeware and free of charge to use. It is also supplied as part of O&O Defrag 32.