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ricebunny

HN member
Joined
Thu, Dec 03, 2020, 11:16 AM UTC
HN karma
15
Public activity
10 items

About ricebunny

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Recent public activity

  1. comment
    Comment #47388847

    Tools like powermetrics or mactop consistently underreport GPU power usage on Apple M-series silicon. Worse, many reputable websites and Youtube channels use these tools to report …

  2. story
  3. comment
    Comment #46254874

    Right now, the AMX units are significantly more efficient in GFLOPS/Watt than the GPU, but I wonder if that changed with the M5's new Neural Accelerator aka tensor cores.

  4. story
  5. comment
    Comment #46236182

    Many reputable websites and channels “measure” the power consumption of Mac computers using apps like Max Power Gadget or asitop. These apps are built on top of the powermetrics Ma…

  6. story
  7. comment
    Comment #43288839

    Uhm, we can expect close to 8 FP32 TFLOPS from the CPUs alone on the M3 Ultra. It comes with 4 tensor engines (AMX) each capable of about 2 TFLOPs. M3 Max GPU benchmarks around 14 …

  8. comment
    Comment #40361068

    That's probably because SPEC is also a "separate task" based benchmark.

  9. comment
    Comment #28915706

    Compared to the M1, they kept the number of memory channels the same but increased the width of each channel. What are the performance implications of this from a pure CPU workload…

  10. comment
    Comment #25287796

    Does the 8GB variant have all 8 channels or just 4?