Last week, Amazon announced the availability of two new SSD-based node types for Redshift. The announcement can be read here: https://aws.amazon.com/blogs/aws/faster-cost-effective-ssd-storage-options-for-amazon-redshift/.
Amazon has renamed the pre-existing node types:
2 new SSD-based node types have been added:
Additional information about working with the new node types is available here: Amazon Redshift Clusters.
Skeddly now supports these two new SSD-based node types in our Resize Redshift Cluster action.