Compute (EC2 & beyond)
Core
Pay-as-you-go, commitments, and spare-capacity options
| On-Demand |
No long-term commitment
Billed per second or per hour (varies by service). Best for bursty or unpredictable usage.
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| Savings Plans |
Commit a consistent spend
Lower effective rates in exchange for a 1β3 year commitment (coverage varies by plan/service).
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| Reserved Instances |
Instance-level commitment
Typically 1β3 year terms with significant discounts versus On-Demand (options vary by region, family, tenancy).
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| Spot |
Lowest-cost compute (interruptible)
Uses spare capacity at deep discounts. Best for fault-tolerant jobs (batch, CI, rendering, distributed training).
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| Capacity & support |
β’ Dedicated Hosts/Instances for isolation requirements (premium pricing)
β’ Support plans can add a separate monthly cost depending on tier
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Tip: Use the AWS Pricing Calculator to model workloads with commitments and regional pricing differences.