Question Stuttering when smt off

Apr 7, 2020
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I have an issue , when i disable Smt on my ryzen 2600 i have a lot of stuttering in games .
With the smt i can have 4ghz 1.35v and with the smt off i can have 4.1ghz 1.40v on the Asrock b450m steel legend . My windows is fully optimized and also my bios .
how can i fix this issue ?
 

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