12-03 Reserved Instances

Last updated Aug 17, 2023 Edit Source

Designed for applications that have a steady-state, predictable usage, or require reserved capacity.

Reduced Pricing is based on Term x Class Offering x RI Attributes x Payment Option

• The longer the term the greater savings
• You commit to a 1 year or 3-year contract.
• Reserved Instances do not renew automatically
• When they expire your instance will use On-Demand with no interruption to service

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• The less flexible the greater the savings
• Standard: Up to 75% reduced pricing compared to on-demand. You can modify RI Attributes.
• Convertible: Up to 54% reduced pricing compared to on-demand. You can exchange RI based on RI Attributes if greater or equal in value.
• Scheduled: AWS no longer offers Scheduled RI

• The greater upfront the greater the savings
• All Upfront
  • Full payment is made at the start of the term
• Partial Upfront
  • A portion of the cost must be paid upfront and the remaining hours in the term are billed at a discounted hourly rate
• No Upfront
  • You are billed a discounted hourly rate for every hour within the term, regardless of whether the Reserved Instance is being used

Note

• RIs can be shared between multiple accounts within an organization
• Unused RIs can be sold in the Reserved Instance Marketplace.