Windows 11 hurts AMD Ryzen performance even more than we thought

We knew Windows 11 hampered AMD's CPU performance, but third-party tests show much worse results.

Windows 11 might have just had its Chernobyl moment. AMD and Microsoft already confirmed that the new operating system increases L3 cache latency by 3x on Ryzen CPUs, but it can actually be as much as 6x slower, according to independent testing. Cache latency can affect performance in many applications, including games.

Join the newsletter!

Or

Sign up to gain exclusive access to email subscriptions, event invitations, competitions, giveaways, and much more.

Membership is free, and your security and privacy remain protected. View our privacy policy before signing up.

Error: Please check your email address.

Tags performanceWindows 11

Keep up with the latest tech news, reviews and previews by subscribing to the Good Gear Guide newsletter.
Gordon Mah Ung

Gordon Mah Ung

PC World
Show Comments

Don’t have an account? Sign up here

Don't have an account? Sign up now

Forgot password?