Hyperscaler vs Edge
This is the page where the compute line turns into a strategy. The shape of the two cost curves is different, and the shape is what wins — not any single hourly rate.
Convex rental vs linear owned cost
Section titled “Convex rental vs linear owned cost”Hyperscaler pay-per-hour is convex with usage: every hour of work is a fresh charge, so total cost climbs in lockstep with how hard you run. Owned-edge is linear fixed cost: you pay the capital once and the marginal hour is nearly free (just energy). The two curves cross.
rental_total = hours_used × hourly_rate # climbs with every hourowned_total = fixed_capital + hours_used × energy # mostly flat after purchaseThe crossover lands around ~30% sustained utilization for a typical fleet. Below that, the rental’s pay-only-when-you-use-it shape is genuinely cheaper. Above ~30%, owned-edge wins; above ~60% sustained, it dominates by roughly 5-10x because the fixed cost is spread across so many productive hours. Idle iron kills the math — utilization is the whole bet. See Compute Cost for the per-hour rates that feed this curve.
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