Achieve up to 52% better price/performance with Amazon RDS using new Graviton2 instances
AWS Graviton2-based database instances are now generally available for Amazon Relational Database Service (RDS). Graviton2 instances provide up to 35% performance improvement and up to 52% price/performance improvement for RDS open source databases depending on database engine, version, and workload. You can launch these database instances when using Amazon RDS for MySQL, Amazon RDS for PostgreSQL, and Amazon RDS for MariaDB. Support for Amazon Aurora is coming soon.
Source:: Amazon AWS