Data centre electricity consumption to rise by 26% in 2026: Gartner

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Global information halfway energy depletion is expected to emergence by 26% successful 2026, forecast Gartner Inc, a probe advisory firm.

It was estimated that the worldwide information halfway energy depletion would scope 565 TWh successful 2026, which was a emergence from 447 TWh successful 2025. Gartner further projected that planetary information halfway powerfulness demands would summation by 27% year-over-year, reaching 132 GW successful 2026 and astir doubling to 290 GW by 2030.

AI-optimised servers are expected to beryllium the superior operator of accrued powerfulness consumption. Gartner forecasts that these servers would beryllium accountable for 31% of full information halfway energy depletion successful 2026. Their energy usage was projected to emergence from 95 TWh successful 2025 to 175 TWh successful 2026, which would surpass the powerfulness depletion of accepted servers by 2027.

Linglan Wang, a manager expert astatine Gartner, said the accelerated maturation of compute-intensive AI applications was placing unprecedented unit connected information halfway infrastructure. She noted that powerfulness availability has go a cardinal constraint successful expanding AI capacity, making vigor information a captious origin successful the planetary contention to standard AI operations.

Furthermore, Gartner estimated that the information center’s energy depletion could summation and transcend 1,200 TWh by 2030, perchance outpacing disposable grid proviso and affecting aboriginal information halfway development.

To code these issues, Gartner recommends that infrastructure and operations leaders prioritise ratio upgrades and unafraid entree to powerfulness grids, put successful precocious cooling technologies, and follow borderline computing strategies successful bid to enactment sustainable growth.

Published - June 10, 2026 09:58 p.m. IST

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