There are two offerings for running SAP HANA on AWS
1. AWS Marketplace : https://aws.amazon.com/marketplace/pp/B009KA3CRY. This runs on the Cluster Compute 8XL (cc2.8xlarge) instance type with 60.5 GB of memory. This includes the SAP HANA One licenses.
2. SAP Cloud Appliance Library (CAL) : http://marketplace.saphana.com/New/SAP-HANA-%3A-infrastructure-subscription-by-AWS/p/1871. This uses a AWS CloudFormation template to deploy a cr1.8xlarge cluster compute instance (244 GB of memory and 240 GB of SSD instance storage) with Amazon PIOPS volumes.