Column: Is 800V really 'high voltage'? —AI data centers revive an old power debate

DIGITIMESAugust 20, 2026en

High-voltage direct current (HVDC) is currently one of the hottest areas of technology and product development for AI data centers. It is not only the first layer of what Nvidia CEO Jensen Huang has described as the industry's "five-layer cake," but also a concrete manifestation of the idea that computing power ultimately depends on electrical power.

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