What is AWS InstanceUsageIOOptimized:db.t4g.medium?

Last updated: April 27, 2025

The number of DB instance-hours for an Aurora I/O-Optimized Single-AZ deployment instance. Reserved Instances are charged at either the discounted rate or $0 if fully prepaid (All Upfront). There is a minimum charge of 10 usage minutes if you create, start, or modify a DB instance class.

The postfix represents the instance type, db.t4g.medium.

Available Regions The prefix represents the region.
Line Item Region
APN1-InstanceUsageIOOptimized:db.t4g.medium Asia Pacific region in Tokyo, Japan
APN2-InstanceUsageIOOptimized:db.t4g.medium Asia Pacific region in Seoul, South Korea
APS2-InstanceUsageIOOptimized:db.t4g.medium Asia Pacific region in Sydney, Australia
EU-InstanceUsageIOOptimized:db.t4g.medium Europe (Regional Designation)
InstanceUsageIOOptimized:db.t4g.medium US East region in Northern Virginia
USE2-InstanceUsageIOOptimized:db.t4g.medium US East region in Ohio
USW2-InstanceUsageIOOptimized:db.t4g.medium US West region in Oregon