Gigawattonomics Model: AI Data Centers Pay Off Faster Than Expected

BenBajarin · x · 2026-07-31

Analyst Ben Bajarin validates his 'Gigawattonomics' model, revealing that the payback period for AI data centers is actually much faster than the industry generally anticipates.

The model centers on 'revenue per watt,' arguing that with fixed power envelopes, the platform that turns each watt into the most monetizable output wins. It also notes that while NVIDIA systems demand higher capex per GW than custom silicon or AMD, their conversion efficiency maintains their competitive edge.

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