/dev/sustainability

Home
Sustainable Computing
Archive
About
The environmental impact of Google Gemini AI text prompts
Google has published the first breakdown of an in-production, global fleet-level AI system serving real queries. Results show per text prompt energy…
 • David Mytton
Mistral's environmental impact
Lifecycle analysis of Mistral's Large 2 foundation model shows its carbon footprint, water consumption, and resource depletion is probably equivalent to…
 • David Mytton
ChatGPT energy usage is 0.34 Wh per query
Now we have a number for AI energy consumption, what can we use it for? What else do we need to know for it to be useful?
 • David Mytton
Model, estimate or measure? What matters in video energy use
Analyzing the difference between energy and power estimates from software models vs a hardware analyzer in video communications.
 • David Mytton
Overestimating data center public health costs
Energy & carbon aren’t the only environmental impacts of computing, but are the public health impacts overstated?
 • David Mytton
If only data centers would participate in demand response
Even for AI training workloads, data center demand response remains an academic exercise - intriguing but impractical.
 • David Mytton
How useful is GPU manufacturer TDP for estimating AI workload energy?
Manufacturer provided Thermal Design Power (TDP) figures are often used to estimate energy consumption of GPU AI workloads, but how useful are they?
 • David Mytton
Data center energy and AI in 2025
Global data center energy consumption was 240-340 TWh in 2022, but AI is now a major driver of future projections. An update on the 2024 US Data Center…
 • David Mytton
Network energy use not directly proportional to data volume
It is commonly assumed that data volume and network energy consumption are directly proportional, a notion perpetuated by numerous studies and media…
 • David Mytton
/dev/sustainability
Environmental technology and sustainable computing.

/dev/sustainability

AboutArchiveSitemap
© 2026 David Mytton · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture