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santaboom

HN member
Joined
Sun, Jun 22, 2025, 4:48 PM UTC
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11 items

About santaboom

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Recent public activity

  1. comment
    Comment #48820482

    found this: https://logicaffeine.com/guide

  2. comment
    Comment #46997878

    Yes, bandwidth within a chip is much higher than on a bus.

  3. comment
  4. comment
    Comment #44993534

    Lol get out of the echo chamber Edit: to make this helpful, look at Broadcomm interconnect, switching technology, copackaged optics

  5. comment
    Comment #44698000

    See figure 1 in [0] operation execution is just 0.1pj of 70pj required for a 32 bit int addition… how do you think I was applying amdahls law? Edit: I was using amdahls law as it a…

  6. comment
    Comment #44693061

    Perhaps instead you are referring to the program graphs and whether they are better represented as hyper graphs [0] with certain regular edges within a 2D layer and hyper edges bet…

  7. comment
    Comment #44693027

    Curios what you mean by 3D and also how 3D is used. Assuming something like [0] I can pretty confidently tell you that it is not 3D as it is a low power microcontroller and this te…

  8. comment
    Comment #44692898

    See amdahls law Edit: [0] https://en.m.wikipedia.org/wiki/Amdahl%27s_law

  9. comment
    Comment #44348879

    All very informative, I had some quibbles. While it is true that cheap and expensive FPGAs exist, an FPGA system to replace TPU would not use a $0.50 or even $100 FPGA it would use…

  10. comment
    Comment #44348727

    Good questions, below I attempt to respond to each point then wrap it up. TLDR: even if TPU is good (and it is good for Google) it wouldn’t be “almost as good a business as every o…

  11. comment
    Comment #44348328

    Not sure what you mean. Who do you think fabs broadcomm and google chips