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How did AMD Ryzen get 50% faster in two years?

487 points · 206 comments · ibobev

  1. nullc · · focus · HN ↗
    They never shipped the zen 5 epyc big cache chip (e.g. 9685X). :( I'd hoped they pulled it to produce a HBM integrated chip instead, but they didn't do that either.
    1. HappySweeney · · focus · HN ↗
      I imagine they didn't want to cannibalize upcoming Zen 6 which will have the 3d cache
    2. alex_duf · · focus · HN ↗
      I don't think there are many fabs capable of producing HBM

      My hope is on Huawei, which has recently developed a stacked chip architecture that reminds me of HBM, and I'm wondering if that's step 1 of China entering HBM production.

      I don't know enough about hardware, so I might be saying absolute nonsense, happy to be corrected so I can learn where I'm wrong

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