The Combined Impact Of Mitigations On Cascade Lake Following Recent JCC Erratum + TAA

Written by Michael Larabel in Software on 24 November 2019 at 10:37 AM EST. Page 4 of 7. 14 Comments.
Cascade Lake TSX + Mitigations + New Microcode
Cascade Lake TSX + Mitigations + New Microcode

Intel's OSPray renderer was one of the cases where the mitigations really weren't affecting the performance up until losing Hyper Threading.

Cascade Lake TSX + Mitigations + New Microcode

It was the same story with Embree too.

Cascade Lake TSX + Mitigations + New Microcode

Coremark saw its performance hits from the new CPU microcode and then if disabling HT over security concerns.


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