A company is looking to implement a memory-based, high-performance database to support sub-millisecond latency for their real-time gaming application. They require a managed service that allows them to maintain a leaderboards feature with frequent updates and retrievals. Which AWS service would be the BEST option for this use case?
Amazon ElastiCache for Redis
Amazon Relational Database Service (RDS)
Amazon Aurora
Amazon DynamoDB Accelerator (DAX)