Equation 7 · Part 2 · Comparing the Main Approaches to AI Inference Economics
subscript
subscript
What this part means
The lower label selects a particular version, component, or indexed member of the quantity. For example, x₀ and xₜ can be values at different positions.
Its job in the formula
A subscript distinguishes a version, component, step, or member of a quantity. It does not automatically mean multiplication.
Full expression→subscript→Article meaning
The passage around this formula
Here the break-even arithmetic is genuinely simple, and worth writing down, because it is the one place in this comparison where a clean model — not a ranking of vendors — is possible. Let a reserved commitment cost per accelerator-hour, and let the on-demand or serverless rate that would otherwise serve the same throughput cost per accelerator-hour at full utilization. If the buyer’s realized utilization of the reserved capacity is u (0, 1] , the reserved option is cheaper exactly when
Learn the underlying idea
A subscript is a label attached below a symbol. It often selects a time step, component, category, or member of a sequence.
Open the illustrated subscripts: which member of a family? guide →
Sources cited in the article section
- [1] EC2 On-Demand Instance Pricing ↗
- [4] Compute Savings Plans Pricing ↗
- [7] Provisioned Throughput for Foundry Models ↗
- [8] Pricing ↗
- [6] GPU Cloud Pricing ↗
These citations provide research context; check each source for the exact claim it supports.