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Build out of AI data center capacity estimated to reach 117 additional GW by 2030

AccelNovember 2025
Build out of AI data center capacity estimated to reach 117 additional GW by 2030
Chart by Accel. Source: accel.com

The chart shows the estimated global AI data center capacity energy demand from 2025 to 2030, broken down by inference and training, alongside power consumption comparisons across select countries. By 2030, inference is expected to account for 69% of AI data center capacity demand.

LabelValue shown on the chart
2025 Inference50%
2025 Training50%
2026 Inference55%
2026 Training45%
2027 Inference60%
2027 Training40%
2028 Inference63%
2028 Training37%
2029 Inference66%
2029 Training34%
2030 Inference69%
2030 Training31%

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