Search Engine or prompt an LLM - an energy analysis, entropy, and path to Armageddon

Search Engine or prompt an LLM - an energy analysis, entropy, and path to Armageddon

Introduction:

Comparing the electricity usage of a Google query versus a Large Language Model (LLM) like Meta, Gemini, Perplexity, ChatGPT, or Claude is complex, as it depends on various factors such as server infrastructure, data center efficiency, and usage patterns. However, we can break down the estimated energy consumption for each.

Google Query:

  • A single Google search is estimated to consume around 0.0003 kWh of electricity
  • With over 40,000 searches per second, Google's total energy consumption is substantial, but the company has made significant efforts to reduce its carbon footprint through renewable energy investments.

Large Language Models (LLMs):

For large language models, the energy usage can be broken into two main components:

  1. Training (one-time cost):

  • GPT-3 training was estimated to use around 1,287 MWh (megawatt-hours)
  • Exact numbers for Claude, Gemini, and Meta's models aren't public, but they likely use similar orders of magnitude

Inference (per query):

  • A typical LLM inference (single query/response) uses approximately 0.0003-0.0015 kWh
  • This is roughly 1-5x more than a Google search

Important caveats:

These are rough estimates based on available research. Newer model architectures and optimizations may have improved efficiency. The actual energy use depends on: Length of prompt/response Model size Hardware used Optimization techniques

Comparison of electricity usage between a Google search query and queries to large language models (LLMs) like ChatGPT:

Google Search Query:

  • Estimated energy consumption: 0.0003 kWh (1.08 kJ) per query
  • This is equivalent to powering a 60-watt light bulb for about 17 seconds

LLM Query (e.g., ChatGPT):

  • Estimated energy consumption: 0.001-0.01 kWh (3.6-36 kJ) per query
  • More specifically, ChatGPT is estimated to use about 0.00289 kWh per query

Key comparisons:

  1. Scale difference: An LLM query consumes approximately 10 times more energy than a Google search query. This aligns with a statement from John Hennessy, chairman of Alphabet, who said that "having an exchange with AI known as a large language model likely costs 10 times more than a standard keyword search."
  2. Specific numbers: Google search: 0.0003 kWh. ChatGPT: 0.00289 kWh (about 9.6 times more than Google)
  3. Daily energy consumption: Google processes about 9 billion queries per day, using about 2,700,000 kWh. If all Google searches were run through an LLM like ChatGPT, it would require about 26,010,000 kWh per day (about 10 times more)
  4. Environmental impact: A single Google search produces around 0.2 grams of CO2. ChatGPT's energy consumption is significantly higher, contributing to greater environmental impact

Key Factors Affecting Energy Consumption:

  • Server infrastructure: The type and efficiency of servers used can significantly impact energy consumption.
  • Data center efficiency: The design and operation of data centers can also affect energy consumption.
  • Usage patterns: The frequency and type of queries can influence energy consumption.
  • Model architecture: The complexity and size of the LLM can impact energy consumption.

Keep in mind that these estimates are rough and may vary depending on the specific implementation and usage. As AI technology continues to evolve, it's essential to prioritize energy efficiency and sustainability in the development and deployment of LLMs.

How LLMs increase Entropy:

Large Language Models (LLMs) like ChatGPT, GPT-3, or others increase the entropy of the universe, due to their energy consumption and the thermodynamic principles at play.

  1. Energy Consumption: LLMs require significant computational power, which translates to high energy consumption. This energy is primarily electrical, derived from various sources (fossil fuels, renewable energy, etc.).
  2. Heat Generation: The computational processes in data centers running these models generate heat as a byproduct. This is a direct conversion of electrical energy into thermal energy.
  3. Thermodynamic Principles: According to the Second Law of Thermodynamics, the total entropy of an isolated system (like the universe) always increases over time. Any process that converts energy from one form to another inevitably increases the overall entropy.
  4. Entropy Increase: The energy used to power LLMs ultimately ends up as heat dispersed into the environment. This heat dispersion increases the disorder (entropy) of the surrounding environment. Even if the energy comes from renewable sources, the conversion process and heat generation still contribute to increasing entropy.
  5. Scale of Impact: While a single query to an LLM might have a small impact, the cumulative effect of millions of queries worldwide is significant. As LLMs become more prevalent and are used for an increasing number of applications, their collective impact on entropy will grow.
  6. Comparison to Traditional Computing: LLMs generally consume more energy per query than traditional search engines or computational tasks. This higher energy consumption translates to a greater increase in entropy per operation.
  7. Long-term Implications: In the grand scheme of the universe, the entropy increase from LLMs is minuscule compared to cosmic processes. However, on a planetary scale, it contributes to the overall trend of increasing entropy and energy dissipation.

Elon Musk's views on AI-related Armageddon:

  1. Warnings of Existential Risk: Musk has repeatedly warned that AI poses a potential existential threat to humanity. He described AI as having "the potential of civilization destruction"
  2. Probability Estimates: In a recent statement, Musk estimated there's a 10-20% chance that AI could destroy humanity
  3. Calls for Regulation: Musk supports government regulation of AI, stating that "a regulatory agency needs to start with a group that initially seeks insight into AI, then solicits opinion from industry, and then has proposed rule-making"
  4. Personal Initiatives: Musk has been involved in AI development through various companies, including OpenAI (initially) and more recently, xAI
  5. Concerns About AI Bias: Musk worries that AI systems could become politically indoctrinated or infected by what he calls the "woke-mind virus"
  6. Comparison to Other Experts: Some AI safety researchers, like Roman Yampolskiy, believe Musk's risk assessment is too conservative and that the actual probability of doom is much higher

Despite these warnings, Musk continues to be involved in AI development, believing that the potential benefits outweigh the risks. He emphasizes the importance of developing AI that is aligned with human values and interests to mitigate potential dangers. Ultimately he is a shrewd businessman and any buzz he can create will propel his companies higher on wall street.

Conclusion:

It's important to note that these are estimates and can vary depending on factors such as model size, query complexity, and ongoing optimizations. Additionally, while specific data for other LLMs like Meta's, Gemini, Perplexity, or Claude isn't provided, they likely fall within a similar range to ChatGPT, given that they use comparable large language model technologies. As AI and LLM technologies continue to evolve, efforts are being made to improve energy efficiency, but currently, LLM queries remain significantly more energy-intensive than traditional search engine queries. LLMs increase the entropy of the universe primarily through their energy consumption and the resultant heat generation. This process, while small on a cosmic scale, is part of the broader trend of technological advancement contributing to the universe's inexorable march towards higher entropy states.


References:

  1. https://www.rwdigital.ca/blog/how-much-energy-do-google-search-and-chatgpt-use/
  2. https://www.contrary.com/foundations-and-frontiers/ai-inference
  3. https://www.goldmansachs.com/insights/articles/AI-poised-to-drive-160-increase-in-power-demand
  4. https://www.npr.org/2024/07/12/g-s1-9545/ai-brings-soaring-emissions-for-google-and-microsoft-a-major-contributor-to-climate-change
  5. https://www.npr.org/2024/07/12/g-s1-9545/ai-brings-soaring-emissions-for-google-and-microsoft-a-major-contributor-to-climate-change
  6. https://www.heinenhopman.com/20200916-what-is-entropy-part-3-the-way-the-universe-will-end/
  7. https://www.cnn.com/2023/04/17/tech/elon-musk-ai-warning-tucker-carlson/index.html
  8. https://www.businessinsider.com/elon-musk-20-percent-chance-ai-destroys-humanity-2024-3
  9. https://time.com/6310076/elon-musk-ai-walter-isaacson-biography/

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