Posted On: May 9, 2019
You can now launch R5 instance types when using Amazon Neptune. Amazon EC2 R5 instances are the next generation of the Amazon EC2 Memory Optimized instances and offer superior performance at lower cost compared to previous-generation instances.
R5 instances are based on the Amazon EC2 Nitro System, a combination of dedicated hardware and lightweight hypervisor that delivers practically all of the compute and memory resources of the host hardware to your database instance. With a 1:8 vCPU to memory ratio, R5 instances are well suited for running memory intensive database workloads including transaction processing, data warehousing, and analytics.