There are some explanations in the release note document.
5.15 Increased Kernel Launch Latency on Denver 2 Cores
And indeed the default software does not enable these 2 cores by default. You could refer to some posts for this issue before.
There are some explanations in the release note document.
5.15 Increased Kernel Launch Latency on Denver 2 Cores
And indeed the default software does not enable these 2 cores by default. You could refer to some posts for this issue before.