FinOpsMarch 8, 202610 min read

Cutting AWS Infrastructure Costs by 70%: An Architectural Guide

Practical strategies to audit and eliminate cloud waste, right-size compute, and adopt serverless container architectures.

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Naveed Ahmed

CTO & Cloud Lead

Executive Engineering Summary & Takeaways

  • Migrating from x86 compute to AWS Graviton (ARM64) delivers an immediate 20% to 40% price-performance gain.
  • Deploying Karpenter with Spot instance diversification slashes non-critical worker node costs by up to 80%.
  • Configuring S3 Intelligent-Tiering and eliminating idle NAT Gateways removes thousands in hidden monthly egress bloat.

1. Root Causes of Enterprise Cloud Bill Bloat

Transitioning workloads to containerized bin-packing and modern ARM-based Graviton3 instances slashes infrastructure spend by 50% to 75% without compromising response latencies.

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