Amazon ElastiCache now supports M6g and R6g Graviton2-based instances
Amazon ElastiCache is announcing the launch of ElastiCache for Redis and Memcached on Graviton2 M6g and R6g instance families. Customers choose Amazon ElastiCache for workloads that require ultra-low latency and high throughput, and can now enjoy up to a 45% price/performance improvement over previous generation instances. Graviton2 instances are now the default choice for ElastiCache customers.
Source:: Amazon AWS