cFosSpeed is the official Internet Accelerator for ASUS, GIGABYTE, ASRock and MSI gaming products

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Limited offer (1000 units): As a customer of ASRock motherboards you can now save 50% when buying cFosSpeed by using this coupon code:


As a customer of ASRock motherboards you have the right to use and benefit from ASRock XFast LAN. This is a full-featured, unlimited Traffic Shaping solution powered by cFosSpeed. We hope you enjoy the speed-up possible with your version of ASRock XFast LAN.

For the newest features there is also the most recent professional cFosSpeed version available.

To stay always up to date with the most recent features, you can download the most recent cFosSpeed version on our cFosSpeed download page.

If you install the cFosSpeed version, you have a trial period of 30 days. Then you can either buy a cFosSpeed lifetime license or uninstall cFosSpeed and install ASRock XFAST LAN again. Owners of a cFosSpeed lifetime license always have immediate access to the newest cFosSpeed features and Beta / Pre-Release versions.

Buy once and get all future versions for free.
Use the opportunity and buy the cFosSpeed lifetime license now.

You are using an old version of ASRock XFast LAN! An upgrade to a new version of ASRock XFast LAN or cFosSpeed is recommended.
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How Effective is cFosSpeed Traffic Shaping?

Christoph Lüders & Christian Carazo, cFos Software GmbH - October 26, 2018
Download: cfosspeed-traffic-shaping-report.pdf Flag symbol for English language
Additional info for ASRock XFast LAN users.