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How to Make Off Grid Data Centers Affordable

Austin Vernon · 18 Apr 2024 · austinvernon.site

9 korrents from this piece

Austin Vernon did not write this page.

Every claim below was made in this piece, quoted word for word and numbered in the order the piece makes them, so you can read it there rather than take our word for it. The sentence above each quote is our reading of the claim, not their wording. Each quote was checked against a stored copy of the page at build time; where the two differ, the quote is the fact.

  1. The solar array sizes under these assumptions are prohibitively large.
  2. The optimal scenario is typically when the generators supply 1% of yearly electricity (shown below).
  3. The cooling systems in most data centers are energy hogs and contribute no direct value.
  4. AI servers bring new challenges because many require liquid cooling.
  5. Deleting the UPSs could knock off ~$750/kW after considering equipment, installation, and square footage reduction.
  6. The 100-megawatt facility might have ten 10-megawatt blocks served directly by a 1500V DC feeder line without connections to other blocks that would require extra switches and routing.
  7. Installed generators cost ~$800/kW, and the data center capital cost, including servers, is ~$40,000/kW, so adding 1% more makeup compute capacity is money ahead of purchasing generators.
  8. Efforts to improve efficiency and remove vestigial features pay off handsomely.
  9. Some efforts, like nuclear-powered data centers, are reminiscent of Toyota's hydrogen push.