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Tag: amd

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I recently ran some benchmarks on a Threadripper 3960X system and the results were surprising me quite a bit. Simplified, the throughput the benchmark recorded went down, from 341 MB/s on a MBP to 136 MB/s on a Threadripper desktop. Prior I had read Daniel Lemire's notes on the sub optimal performance for simdjson on Zen 2, which is heavily used in the benchmark, but the suggested drop were a few percent not half.

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