The 2 are of the same order of magnitude. The International Energy Agency (IEA) estimates the consumption of cryptocurrencies at about 125 TWh in 2023, or 0.5% of the world's electricity, and counts it separately from data centres. For AI, estimates for 2025 range from 100 to 174 TWh, and consumption by AI-specialised data centres rose by 50% in 2025.
Read the source article: How much electricity does AI use? Global figures and forecasts