Amazon RDS for SQL Server supports up to 64TiB and 256,000 IOPS with io2 Block Express volumes
Amazon RDS for SQL Server now offers enhanced storage and performance capabilities, supporting up to 64TiB of storage and 256,000 I/O operations per seconds (IOPS) with io2 Block Express volumes. This represents an improvement from the previous limit of 16 TiB and 64,000 IOPS with IO2 Block Express. These enhancements enable transactional databases and data warehouses to handle larger workloads on a single Amazon RDS for SQL Server database instance, eliminating the need to shard data across multiple instances.
The support for 64TiB and 256,000 IOPS with io2 Block Express for Amazon RDS for SQL Server is now generally available in all AWS regions where Amazon RDS io2 Block Express volumes are currently supported. To learn more, please visit the Amazon RDS User's Guide.
Amazon RDS makes it simple to set up, operate, and scale SQL Server deployments in the cloud. See Amazon RDS for SQL Server Pricing for up-to-date pricing of instances, storage, data transfer and regional availability.