nviennot / core-to-core-latency

Measures the latency between CPU cores
MIT License
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[Result] AMD Ryzen Threadripper 3990X 64-Core Processor #68

Open shisoft opened 2 years ago

shisoft commented 2 years ago

Under Ubuntu 22.04.1 with SMT disabled. Half of the CCX are faster than the other half, which is a bit strange for all CCX should connect to the I/O die with their own fabric. It also has 4 cores as a cluster, when each CCX should have 8 cores.

3990X AMD Ryzen Threadripper 3990X 64-Core Processor.csv