Guide

A Buyer's Guide to Reducing AI Infrastructure Costs

About This Resource
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Who This is For:

Data center executives, infrastructure architects, and AI platform leaders responsible for optimizing GPU utilization, managing AI infrastructure costs, and scaling inference workloads to exabyte capacity.

Key Takeaways
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Storage bottlenecks are the primary cause of GPU underutilization — inadequate storage performance can effectively double cost per token in under-utilized clusters by starving GPUs of data.

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Legacy architectures break down beyond ~100 PB with namespace fragmentation and performance cliffs, while ExaPOD's exascale-native design delivers linear capacity and performance scaling to 1 EiB and beyond.

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Power, not space, is the hard constraint in AI infrastructure — storage operating at ~900 W/PiB can unlock the equivalent of 450 additional GPU servers within an existing facility's power envelope.

Inference is now the dominant cost driver in enterprise AI, and the gap between what GPU clusters cost and what they actually deliver is widening. This buyer's guide diagnoses the structural cause: storage architectures that begin breaking down beyond 100 PB, fragmenting namespaces and creating performance cliffs that starve GPUs of data. It maps four operational issue areas, linear capacity scale, linear performance scale, storage density, and power efficiency, and presents architectural solutions for each. ExaPOD, MinIO's validated reference design for exabyte-scale AI infrastructure, is introduced as the answer to all four: 1 EiB usable capacity across 32 racks and 640 servers, engineered at roughly 900 W/PiB. The guide works through the business case in concrete terms, including the GPU utilization improvements organizations have seen when storage bottlenecks are removed, and the long-run power cost impact of a representative ExaPOD deployment. It reframes storage from a backend line item to a strategic lever for AI economics.

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