The Ongoing CPU Security Mitigation Impact On The Core i9 10900K Comet Lake
Written by Michael Larabel in Computers on 30 May 2020. Page 6 of 6. 15 Comments

Across Chrome and Firefox, running mitigations=off shows a measurable improvement in performance for the Core i9 10900K processor. Web browsing is one of the real-world areas still seeing a measurable hit to the performance from the mitigations even with this latest-generation Intel Comet Lake desktop processor.

Of all the tests carried out for this article, booting the Core i9 10900K with "mitigations=off" boosted the performance for these test cases by about 6%.

More data for those interested via this result file.

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Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter or contacted via

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