Saving Plan (1.features (Commitment to use a specific amount (measured in…
Commitment to use a specific amount (measured in dollars per hour) of compute power over a one or three year period.
Every type of compute usage has an On Demand price and a (lower) Savings Plan price.
After you commit to a specific amount of compute usage per hour, all usage up to that amount will be covered by the Saving Plan, and anything past it will be billed at the On Demand rate.
1 year or 3 year contract
recommendation and monitoring tool in cost explorer
Has upfront, no upfront and partial upfront
Ec2 saving plan
Tie to specific instance family and region
(such as a c5.4xlarge or c5.large) throughout a region.
You can even switch from Windows to Linux while continuing to benefit, without having to make any changes to your savings plan.
Up to 72%, just like Standard RIs
Compute Saving plan
For example, you can shift from C4 to C5 instances, move a workload from Dublin to London, or migrate from EC2 to Fargate, benefiting from Savings Plan prices along the way, without having to do anything.
The plans automatically apply to any EC2 instance regardless of region, instance family, operating system, or tenancy, including those that are part of EMR, ECS, or EKS clusters, or launched by Fargate.
Pprovide the most flexibility and help to reduce your costs by up to 66% (just like Convertible RIs).
Provide better alternative than convertible RI
Convertible RI feature
convertible RI (same like Ec2)
got extra work to convert coz not available under cost explorer
Can not support fargate
Can't move your Ec2 from 1 region to anoterh region
Require planing and management
Regional Benefit – This enhancement gave you the ability to apply RIs across all Availability Zones in a region.
Convertible RIs – This enhancement allowed you to change the operating system or instance type at any time.
Instance Size Flexibility – This enhancement allowed your Regional RIs to apply to any instance size within a particular instance family.
RDS and elasticache Still have to use standrad RI
Dive deep on how to save with AWS Savings Plans
How to purchase and use
Purchase in cost explorer and apply immediately