Bounded substrate comparison

Silicon energy and biological metabolic cost

Can energy efficiency be compared across electronic and living systems?

Evidence status

Checked against 1 inspected source

One source was retrieved, identified and read, and the claims below are tied to specific passages at the scope those passages state. Each source also records what it cannot establish.

Rely on this page for

The specific claims that carry a cited passage, at the scope that passage states.

chip, board, host, and interfaces

Silicon system

Valid claim: Consumes measured electrical energy within the declared boundary.

cells plus life-support and instrumentation

Living system

Valid claim: Has estimated metabolic and laboratory support costs within declared boundaries.

Comparable axes

  • Same task outcome
  • Time interval
  • Included infrastructure

Non-equivalences

  • ATP or metabolic estimates are not wall-plug joules.
  • Culture support and readout may dominate.

Comparison procedure

  1. 1.Draw system boundaries.
  2. 2.Measure each native quantity.
  3. 3.Convert only with a published accounting model.

Prohibited inference

Do not claim biological energy superiority by comparing metabolism alone with a complete electronic system, or chip core energy with full laboratory support.

Connected concepts and sources

  1. NeuroBench: Advancing Neuromorphic Computing Through Collaborative, Fair and Representative Benchmarking · National Institute of Standards and Technology
  2. Organoid intelligence (OI): the new frontier in biocomputing and intelligence-in-a-dish · Frontiers in Science

Direct answer

  • Only when both sides are measured to the same boundary: metabolic estimates are not wall-plug joules, so a comparison must include culture support and readout, which can dominate the biological side.

Mechanism and method

  • Draw system boundaries.
  • Measure each native quantity.
  • Convert only with a published accounting model.

What is measured

  • Same task outcome
  • Time interval
  • Included infrastructure

Comparison: Silicon energy and biological metabolic cost

  • ATP or metabolic estimates are not wall-plug joules.
  • Culture support and readout may dominate.
  • Must not be read as: Do not claim biological energy superiority by comparing metabolism alone with a complete electronic system, or chip core energy with full laboratory support.

Limitations

  • ATP or metabolic estimates are not wall-plug joules.
  • Culture support and readout may dominate.

What this does not establish

  • Do not claim biological energy superiority by comparing metabolism alone with a complete electronic system, or chip core energy with full laboratory support.

Related records